E10 petrol to replace E5 over next few years

This ^^^^^^^^^^ as Cookie says the 5% allows ADsorbtion of water, this can effect and corrode the mixed metals in carbs. By doubling the ethanol content the corrosive effects will increase. This will effect tanks petcocks, further knacker the rubber fuel lines and carbs. Bugger all to do with cats and the zorst.

Absorption.
 
Absorption.
Thank you sir I defer and burn my Chemical Engineering qualification. The kits you can buy to ” wash” Petrol really illustrate how hygroscopic Ethanol is. At the end of the washing you can see the Ethanol in the vessel.
 
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