too big again...

human race is too big for anyone. one nation is doing what should be done. time to big clean up.  

political games...

anyone interested should use their power in the election. for whatever reason,it is a smart move.

edible oil...

using oil to brush teeth will form a protective film on teeth. result is positive after several weeks of testing.

large cracks on the ground...

recently i worked on the energy absorbed by earth heating up the inner core of the planet. then the cracks showed up,so i connected the two together. so we are doing something to earth with some consequences.

free and cheap ideas....

power pack for laptop with 30 minutes capacity. it is for emergency use,so it is cheaper. so far on the market,it is too heavy and more expensive.