Can I use an iron instead of a heat gun?

That depends, some classes require it but most provide their own firearms or dummy-guns to practice with.

One way is to check the water against rain water with soap suds, i.e dish detergent. If the water doesn't produce much suds, it is hard and has iron. Soft...

I don't think you should use a cast iron pan but it could work if you are desperate. I would definitely use a gas stove.

Mulberry leaf tea is a green tea, and a very healthy one to boot. The only catch is that the leaves must be washed very thoroughly before using them. Mulberry...

You can, but it is not advised. The shape of the hook isn't as aerodynamic as you would hope and the rope may cause too much drag for the arrow...

Probably, but you'll need to use fabric glue. They sell it at any craft store.

Tape will not last as long as glue, especially a glue made for paper. There's no reason you can't use origami paper, though.

It's best to use a professionally-formulated thermal protectant. If you have fine hair, a spray works best. For coarser hair, try a protective cream.

Any standard heat gun from your local hardware store will work, or even a hair dryer if you are desperate.

As long as the temperature of the soldering iron can reach the temperature of the solder, it can be used to solder the ring. Keep in mind that the metal...