you did?! zomg! D8 i would probably take it to a specialist if you don't know what it is. ---- Hazmat identified the substance as containing copper, phosphate and sodium. The next day a neighbor found a dry chemical fire extinguisher covered in the same powder dumped in a nearby street (our whole street was done)
This was reported before (and probably done many many other times) http://www.thelocal.de/society/20090401-18367.html
Which worried me more, but their local police in Bavaria(!) even responded to me, confirming fire extinguisher.
At least noone was hurt here.
The exact formula of activation powder is unknown as it is often proprietary information held by the manufacturers. Activation powder is typically a mixture of various chemicals that are used in money cleaning processes, but the specific composition can vary.
Adding sodium carbonate powder to an acid solution will cause fizzing or effervescence due to the reaction of the acid with the carbonate. This can help identify the presence of an acid in the solution.
Nonmetal
Hardness test: Determine the mineral's resistance to scratching using the Mohs scale. Streak test: Rub the mineral against a porcelain plate to observe its powder color. Acid reaction test: Apply a weak acid to see if the mineral fizzes or reacts, indicating its chemical composition.
Yes, cocoa powder can stick to fingerprints because of its powdery texture and tendency to adhere to oils and moisture on the skin. This can make it easier to identify and lift fingerprints from surfaces.
Thomas, but his friends just call him Tom.
Only after a serious analysis (chemical and physical) of the powder.
Unknown
modern smokeless powder.
modern smokeless powder
Using smokeless powder in a muzzleloader designed for black powder can cause serious injury or death due to the higher pressure and faster burn rate of the smokeless powder. It can lead to catastrophic failure of the firearm. It is important to always use the type of powder recommended by the manufacturer for your specific muzzleloader.
Unknown for certain, but it was probably the Chinese as they invented black powder.
Baking powder is a white, powdery substance that is commonly used in baking to help dough rise. It is usually found in the baking aisle of grocery stores, typically in small cans or containers labeled as "baking powder." Look for a white powder in a small container with the words "baking powder" on the label to identify it in the store.
gun powder,variety of clothes
Some unknown Chinese guy, a long time ago.
pepper- dried papaya seeds chilly powder - brick powder
Yes we can