New transport: innovations, engines, pollution, technologies, policies, organization ...
Transport and new transport: energy, pollution, engine innovations, concept car, hybrid vehicles, prototypes, pollution control, emission standards, tax. not individual transport modes: transport, organization, carsharing or carpooling. Transport without or with less oil.
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Query: diesel Hdi actual consumption, SDI, Cdi
Attachments by laurent_caen » 31/07/06, 12:16 - 87 Replies
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You and your EGR valve ...
This topic contains a survey. by abyssin3 » 01/12/06, 20:59 - 136 Replies
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11/10/08, 14:52
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12/05/24, 14:20
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Chemtrails and contrails, what's the difference?
Attachments by nofy » 02/09/07, 21:46 - 631 Replies
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19/04/24, 15:32
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How to properly design a VTOL/ADAV helicopter-plane?
Attachments by Remundo » 21/10/22, 10:55 - 153 Replies
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18/04/24, 11:30
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Carsized, car size and mass comparator
Attachments by Christophe » 20/02/24, 09:37 - 2 Replies
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24/02/24, 23:35
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Bonus Malus for cars: that explains the problem?
by Christophe » 18/06/08, 10:37 - 61 Replies
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04/11/23, 23:14
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Ban on new thermal cars in 2035: Germany changes its mind!
Attachments by Christophe » 04/03/23, 13:22 - 172 Replies
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18/09/23, 17:20
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Manufacturing a car and environment numbers!
Attachments by Christophe » 05/11/09, 18:13 - 119 Replies
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13/09/23, 16:54
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[Solved: swirl butterflies] What's that on a 1.9 TiD Saab engine (small oil leak on the cylinder head)?
Attachments by Christophe » 30/03/23, 14:12 - 51 Replies
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02/08/23, 10:19
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The renewable energy hydrogen car: the future?
Attachments by Fakir » 10/04/12, 19:28 - 494 Replies
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01/08/23, 11:26
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Know how to read and understand the marking of your tires
Attachments by Christophe » 31/05/11, 18:37 - 1 Replies
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13/07/23, 09:44
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Motorcycles and scooters careened: Quasar, Monotracer, Ecomobile, Hybris ...
Attachments by Christophe » 29/01/18, 14:31 - 16 Replies
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11/06/23, 17:22
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06/04/23, 02:52
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Histovec and mileage fraud: the SIV (Ministry of the Interior) and CT centers know and do NOTHING!
Attachments by Christophe » 01/04/23, 11:55 - 3 Replies
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01/04/23, 14:57
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energy synthesis for a light and economical car!
Attachments by Christophe » 09/04/16, 21:17 - 5 Replies
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18/03/23, 13:28
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10/03/23, 17:21
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What is the margin of car manufacturers on a car?
Attachments by Christophe » 05/12/08, 10:24 - 79 Replies
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04/02/23, 19:24
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- 28 Replies
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18/01/23, 09:37
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End of the 100 engine% diesel or gasoline to 2040 ???
Attachments by moinsdewatt » 09/07/17, 13:25 - 105 Replies
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30/10/22, 22:35
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Scientific and theoretical summary of the Pantone system
Attachments by Pascalou » 23/01/14, 10:23 - 113 Replies
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15/07/22, 23:53
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FlightRadar 24: the real-time radar map of air traffic
Attachments by Christophe » 10/07/11, 20:06 - 20 Replies
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10/06/22, 08:14
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MHD {Magneto-Hydro-Dynamique} and research by Jean-Pierre Petit
by aladin » 23/12/05, 11:47 - 281 Replies
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06/04/22, 13:48
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BMW Traction Control DTC or DSC breakdown = 10% savings!
by Christophe » 02/09/13, 13:27 - 48 Replies
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24/01/22, 22:43
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08/01/22, 13:08
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Limited urban speed: ZONE 30 km / h in the city (project in Strasbourg, done in Brussels in 2021) in Paris?
Attachments by Cuicui » 09/02/11, 15:13 - 46 Replies
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08/11/21, 10:11
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07/08/21, 21:05
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Reviews of motor scouring cleaning products: bardahl, spheretech, facom ...
Attachments by Christophe » 08/11/19, 19:34 - 27 Replies
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10/07/21, 19:11
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04/07/21, 23:24
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Hyperloop the train of the future?
Attachments by sen-no-sen » 12/05/16, 21:15 - 44 Replies
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14/06/21, 09:17
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Citroën E-AMI One, an electric car for € 19 per month?
Attachments by jean.caissepas » 27/02/20, 15:38 - 30 Replies
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04/06/21, 15:37
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Glued laminated wood bike (not cardboard!)
Attachments by Christophe » 01/06/21, 18:04 - 2 Replies
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02/06/21, 11:46
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23/04/21, 19:29
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EELV controversy on aviation and children's dreams (Mayor of Poitiers)
Attachments by thibr » 04/04/21, 09:49 - 73 Replies
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22/04/21, 15:28
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Reviews and benefits of an engine additive
Attachments by Alain G » 08/03/13, 17:31 - 384 Replies
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27/02/21, 23:58
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18/02/21, 10:05
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01/02/21, 20:38
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- 10 Replies
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02/01/21, 18:51
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Calculations on the air motor of Mdi: figures finally!
by Christophe » 22/10/08, 11:31 - 98 Replies
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28/11/20, 19:21
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A 15 kg aircraft engine developing 200 kW!
by jean.caissepas » 12/11/20, 17:25 - 6 Replies
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16/11/20, 18:32
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- 6 Replies
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02/11/20, 23:51
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Recycling of heavily used vegetable oils into biofuel
by jean.caissepas » 30/10/20, 09:21 - 1 Replies
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30/10/20, 10:51
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New TESLA batteries: 3,5 million KM or 15000 cycles!
by jean.caissepas » 19/10/20, 15:01 - 2 Replies
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21/10/20, 19:26
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ATF oil in GM Opel F40 manual gearbox vs MTF0063! Scam at my garage ... incompetent?
Attachments by Christophe » 01/10/20, 15:20 - 17 Replies
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20/10/20, 09:06
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- 4 Replies
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22/09/20, 19:16
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Underwater storage of electricity with 70% efficiency
Attachments by jean.caissepas » 28/08/20, 10:19 - 22 Replies
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01/09/20, 08:57
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15/08/20, 18:40
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25/07/20, 17:05
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Europe will need 15 times more charging stations by 2030
Attachments by jean.caissepas » 16/01/20, 10:50 - 65 Replies
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23/07/20, 08:34
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19/07/20, 13:09
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Economic analyzes on the passage from 90 km / h to 80 km / h in France ...
Attachments by sen-no-sen » 22/05/18, 13:56 - 215 Replies
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27/06/20, 19:02
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Space Perspective: the "space" travel Neptune balloon
by Christophe » 25/06/20, 13:28 - 2 Replies
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25/06/20, 17:31
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Transportation future rail: Maglev, Aerotrain ...
by sen-no-sen » 16/08/11, 14:28 - 48 Replies
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15/06/20, 18:43
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13/06/20, 19:08
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Calculations on the compressed air to an engine cycle
by bernardd » 04/05/10, 22:20 - 317 Replies
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