cigarette tobacco by the pound Resources UK warns big tobacco firms:

American sedans and coupes and European hatchbacks and station wagons differed significantly in both general layout and technical content, so the purpose of the fuses and relays in the blocks may differ from that shown

(1) Cigarette Lighter Outlet Box (1) Pack of Screws Packed with features: For 12V DC Power Source Heavy Duty Construction 3ft of Wiring w/ Inline Fuse (Included) Mounting Accessories Included Basic Warranty & Certification Hardware & Install Package & Dimension Prop 65 Warning

[1] See Nitasha Tiku, Juuls Answer to Its PR Crisis

Changing to low-tar cigarettes is also not a solution

An email released under the Official Information Act has confirmed that the LD50 test, which determines the dosage that will kill an animal, will not be used