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The Forum > General Discussion > Iran war sees petrol price rise - electric cars are vital

Iran war sees petrol price rise - electric cars are vital

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The below from Wikipedia Energy Density Matrix is interesting...

Material Specific energy(MJ/kg) EnergyDensity(MJ/L)

D+T (fusion) 337387388[69] Depends on conditions
Uranium 80620000[71] 1539842000
Thorium 79420000[71] 929214000
Petrol (Gasoline) 46.4 34.2
Aluminium 31.0 83.8
Ethanol 30 24
Magnesium 24.7 43.0
LiAirBattery 9.0[49]
Sodium sulfur battery 0.54–0.86
Lithium metal battery 1.8 4.32
Lithium-ion battery 0.36–0.875[52] 0.9–2.63

http://en.wikipedia.org/wiki/Energy_density
http://en.wikipedia.org/wiki/Energy_density_Extended_Reference_Table

Note in the table above that ...
1. Lithium batteries are much lower energy density than
2. Petrol/ Aluminium Rocket Fuel and these are orders of magnitude lower in energy density than
3. Fission and Fusion.

So small modular reactors are much better than hydrocarbons in ships. With the difficulty in obtaining oil based fuels, and the increase in ship fuel and food prices, we should look at modular reactors for shipping that last as long as the ship.
Posted by Canem Malum, Sunday, 29 March 2026 4:28:57 PM
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The comments are more back on track, so I am coming back to discuss.

On the Insiders program over the weekend on the ABC it was acknowledged by the panelists including Greg Sheridan from the Australian, that Australia has failed dismally on the fuel matter and places like New Zealand have more backup supply in terms of fuel than places like Australia.

There has to be change made on those grounds alone. I can't believe it is that bad here. We have also had some State Governments virtually live in denial over the issue and ruling out free public transport to reduce stress in terms of the fuel market.

http://www.abc.net.au/news/2026-03-30/sa-treasurer-says-free-public-transport-not-on-the-cards/106510092

This is despite many petrol stations running completely out of fuel, people panic buying and some hardware stores running out of jerry cans. In one case a person bought eight jerry cans at one time.

http://www.abc.net.au/listen/programs/adelaide-breakfast/jerry-cans-sold/106510050

More people are buying electric vehicles at the moment as a principle, but we need to do more to encourage people to buy them. Maybe we should remove all taxes on them, to encourage people to purchase?
Posted by NathanJ, Tuesday, 31 March 2026 2:22:51 PM
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I have not heard a mention that tells us who will pay for the tank farms.
As it will be a government requirement and no mention of just where
they would be the government must pay.
Probably Sydney (Silverwater where the previous one was)
The pipelines from Botany are presumably still there.
Not a word from Albo about them unless mentioned in his Press Club
talk when I fell asleep.
Posted by Bezza, Thursday, 2 April 2026 2:33:58 PM
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The critical factors are battery storage cost, battery lifetime, and battery safety. Battery costs are predicted to fall by about 40% by 2030. Add to that lifetimes of over a million kilometres and safer chemistry, it is hard to see them not being taken up.

But when that happens there might also be a mass exodus from the electricity grid. I've heard speculation that the daily connection fee could rise to five dollars. I can't think of anything more satisfying than giving the finger to all those morons, traitors and con artists that have subjected the nation to the horrors of renewable energy.
Posted by Fester, Friday, 3 April 2026 12:02:11 PM
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Well Fester don't put too much hope in better battery chemistry.
A scientific group did a study of all the elements table and came to
the conclusion that we are now using the best combinations.
Take farm machinery I do not see much hope there for battery ploughing
machines, or harvesters etc etc. The power needed is really large.
I did see an article where mains power cables were suspended over
paddocks and farm machinery had pantagraphs to pick up the power.
However that was in the UK with much smaller paddocks.
The sag in the middle of a large paddock would be a major problem.
Posted by Bezza, Friday, 3 April 2026 10:21:14 PM
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Hi Fester,

You rant against the facts by; "giving the finger to all those morons, traitors and con artists that have subjected the nation to the horrors of renewable energy." The debate is now over, with over 90% of new renewable projects providing more cost-effective electricity globally. Renewables offer lower, stable lifetime costs because they lack fuel expenses and their technology matures, whereas fossil fuels face volatile market prices. BUT YOU KNOW THAT, unfortunately you politicised the whole debate, believing that renewable energy is all a "commie plot".
Posted by Paul1405, Saturday, 4 April 2026 5:45:11 AM
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