Wasn't familiar with that fluid, but sounds like it's a gateway chemical for synthetic materials. Koichi Yasutani - a.k.a. Steve + MP Lakewood, WA U.S.A. 2010 / 11 / 22 01:29 PST On Nov 21, 2010, at 2208 , Eric Welch wrote: > Hydrofluoric acid. It can eat through glass. > > On Nov 21, 2010, at 7:24 PM, Koichi Mac wrote: > >> Hudraulic fluid? What is the chemical difference on hydraulic fluid >> and brake fluid? I thought brake fluid was a variation of hydraulic fluid. >> But, about 30 years ago, I made a mistake of adding brake fluid to hyrdaulic >> jack and ruined all rubber components. >> >> On Nov 21, 2010, at 0715 , Eric Welch wrote: >> >>> Actually, hydrofluoric is even more difficult to handle than those three. >>> >>> On Nov 21, 2010, at 12:11 AM, Koichi Mac wrote: >>> >>>> Whoa, wait a minute. I think I was thinking something else……hydraulic >>>> fluid…which also eats up rubbers and plastics quickly. >>>> >>>> Hydrochloric acid, sulfuric acid and nitric acids are three strongest >>>> acids known to men. >>>> >>>> On Nov 20, 2010, at 1935 , Eric Welch wrote: >>>> >>>>> That's what I remember from chemistry 101. >>>>> >>>>> On Nov 20, 2010, at 6:30 PM, Koichi Mac <nikonf3tmd4@xxxxxxx> wrote: >>>>> >>>>>> Didn't know the stomach acid is the variant of hydrochloric acid. It's >>>>>> a very strong stuff, and I have chronic agita / excess stomach acid. >>>>>> >>>>>> On Nov 18, 2010, at 1925 , Eric Welch wrote: >>>>>> >>>>>>> I learned plenty in my year as a chemistry major in college to know >>>>>>> that just because something acts one way in a specific environment in >>>>>>> contact with specific elements does not mean it will act that way in >>>>>>> another environment. >>>>>>> >>>>>>> For example, glass is perfectly fine to hold most acids, but not >>>>>>> hydrofluoric acid. it will eat right through glass. So they have to use >>>>>>> some other kind of container for that. Used to be they'd use wax. Not >>>>>>> sure what they would use now. >>>>>>> >>>>>>> And hydrochloric acid is in your stomach digesting your food, but if it >>>>>>> becomes too concentrated, it eats holes in that very same stomach. >>>>>>> >>>>>>> Vinegar is acid as well, but too concentrated and you wouldn't be >>>>>>> putting it in your mouth.