What is the correct recipe for flash powder?
2013年6月11日 · Now consider what losses may occur as the reaction proceeds in a particular physical structure - you will probably decide to add a bit more oxidant to ensure complete combustion of the metal, but to make a persistent visible flame (the point of flash powder rather than an explosive) you might use less oxidant and rely on a third element (like ...
How do I make aluminum powder? | Naked Science Forum - The …
2008年1月26日 · I would't bother trying to make aluminum by your self unless you got either a good workshop or some chemistry experience, I wager that dissolving aluminum sulfate in water and just adding magnesium strips will get you some aluminum, but really if you need large amounts just buy it off ebay along with the rust you need.
Help with writing a FLASH POWDER combustion rxn?? - The …
2006年5月17日 · Flash powder is a mixture of Aluminum powder, potassium perchlorate, and a little bit of sulfur. I've been trying to figure out what this combustion reaction would look like on paper, but I'm at a loss. I would like to put the reaction up on the board before I combust the powder, and I would like to explain some things about the reaction.
How do you make gun powder? - The Naked Scientists
Once milled for at least 6 hours the powder in the mill is now called meal powder (not yet gunpowder) to make the meal powder into gunpowder a mixture of water and spirits is applied.the meal is then pressed in a press and a desired density of 1.7gcc-1 should be reached. the gunpowder block is then smashed into grains.
How do you make gun powder? | Page 3 | Naked Science Forum
2005年2月9日 · If you want to make those little banger things you throw on the ground it is very simple. You need iodine crystals (NOT potassium permanganate) and ammonia. Dissolve the crystals in the ammonia until you cannot get anymore to dissolve then spread the misture out on a paper towel and let it dry for 24 hours.
How to make zinc powder? | Naked Science Forum - The Naked …
2011年8月3日 · Why does laughing gas make you laugh? Started by paul.fr Board Chemistry. Replies: 7 Views: 68854 28/06/2020 11:16:38 by Bored chemist: Why do colours add up together to make other colours? Started by bizerl Board General Science. Replies: 16 Views: 48747 28/06/2020 23:52:21 by evan_au: Do sounds add together to make louder sounds?
Exploding Custard Powder | Interviews | Naked Scientists
2019年11月18日 · Normally, this will happen really slowly, in the same way that if you have a big lump of wood it will take ages to burn, twigs will take minutes, if you chop it down to a piece of paper it might burn in seconds. But the real thing about cornflour, which is in custard powder, is that the particles are microns across, maybe 10 microns across.
What do you need to make a firework? | Science News - The …
2013年10月31日 · - The recipe for gunpowder was perfected in Europe in 1560. It has remained mostly unchanged ever since. To make a firework you need five ingredients: an oxidizer, a reducing agent, regulators, binders and colourants. - Oxidizers are molecules that split apart to release oxygen. They are typically metals combined with nitrogen or chlorine.
How does chloroform cause unconsciousness? - The Naked …
2016年3月22日 · Ben - The first thing to say is that the movies definitely have it wrong with regards to chloroform. Chloroform has been used as an anaesthetic for about 150 years and the kind of misconception that you have from watching movies is that by breathing a chloroform soaked rag you'll knock someone out within a se
How else can we make energy from nuclear fission?
2024年12月13日 · Yes, in theory: by directly using the kinetic energy from fission products.In a nuclear reactor, the fission process splits a uranium atom into two lighter fragments moving at high speed (and thus a lot of kinetic energy.)