Are you a nerd?

[canadiandesigirl]

Re: Are you a nerd?

@kchughtai

Most of you must be driving cars/SUVs. The motor oil you use in your gasoline cars usually depict specs like SAE 10W-40 , 20W- 50. What do these abrev. tell you?

No idea, I don’t know anything about cars especially especially something so specific