- Toxic repeated heating of water can not drink, really?

Discover Questions

Factorize x^3-12x(x-4)-64? 4x-4/5x+10 * 30x+60/2x-2? Is a camera lens with a 40x zoom equivalent to the power of a 40x telescope? When particles oscillate simple harmonically,its PE varies periodically, if n is the frequency of particles,the frequency of PE would be? Why do cows have deeper voices than bulls?