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Old 01-17-2023, 04:50 PM   #13 (permalink)
Isaac Zachary
High Altitude Hybrid
 
Join Date: Dec 2020
Location: Gunnison, CO
Posts: 1,952

Avalon - '13 Toyota Avalon HV
90 day: 40.45 mpg (US)

Prius - '06 Toyota Prius
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Quote:
Originally Posted by Piotrsko View Post
Normally aspirated doesn't have the particulates problem as bad. Fuel injection droplet size does but solves other problems. A very high energy density fuel that is a gas and readily available is the holy grail. Dont wait for that
IIRC, white diesel (diesel mixed with a certain percent of water) is shown to reduce both particulates and HC emissions at the expense of higher CO emissions. Water injection seems to help diesels get better fuel mileage too.
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