My cpu fan had big noise before. I added several drop of WD40. it works fine now. : J, B7 P: t' X9 H; j7 o0 f7 z' ?& _1 J0 P
it is 2 or 3 dollar a bottle in canadian tire.
wd40 is 是可以喷的润滑oil. 用起来象莫斯一样。Go canadian tier, ask and get it. ; q3 k5 z- x% P: s" n7 I; XWD40 is multi-purpulse, you can use it anyway need 润滑oil. Keep on in home is good.