Path: ...!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: liz@poppyrecords.invalid.invalid (Liz Tuddenham) Newsgroups: sci.electronics.design Subject: Re: Copper can't be mined fast enough to electrify the US Date: Fri, 17 May 2024 19:58:01 +0100 Organization: Poppy Records Lines: 30 Message-ID: <1qtpwpd.kirblf1y68am8N%liz@poppyrecords.invalid.invalid> References: X-Trace: individual.net BQrmIMYrng0M3V3NgFVoSg1OWTnS2VB5e/M4Rr36yOBS171y/u X-Orig-Path: liz Cancel-Lock: sha1:SDSG5ZvL7MlmAeNOUYoySm2Tf+E= sha256:MlI9Nv99B6MYgATM2RwVL8x8a0q9h1qEf3TbAXF9BWU= User-Agent: MacSOUP/2.4.6 Bytes: 1315 John Larkin wrote: [...] > Car power, worst to best, roughly: > > Rubber bands. > Springs. > Animals (humans included) > Sails. > Compressed gas. > Steam engines. > Solar cells. > Batteries. > Electric trolleys. > Cable cars. > Funiculars. > Fuel cells. > Gasoline turbines. > Coal dust turbines. > Hydrogen turbines. > Gasoline piston engines. > > Did I miss any? Diesel piston engines - far more fuel-efficient. -- ~ Liz Tuddenham ~ (Remove the ".invalid"s and add ".co.uk" to reply) www.poppyrecords.co.uk