Recent content by Kyle Harris

Hi guys first off thanks for the replies, I am looking into your suggestions in detail. To further elaborate, i want to use this material to emit heat only when a switch is on, but when off it needs to be safe to touch within seconds. I figure one of your suggestions can make a surface plate...

Hi and thanks for reading. Is anyone aware of any material which can cool from 220°C, to a safe to touch temperature within a few seconds. I guess I am looking for something with a low ability to store heat. or very good at emitting heat. Possibly metal or ceramics. It would be heated to...

So i want to create a container that is part of a system that already actively cools things that touch it. This variable cannot be changed. What i need is a container with some sort of valve that automatically opens up at a certain temperature. Thereby allow air to circulate and reduce the...

thank you for your reply mfb davenn might be onto something there if they can work out when to fire than surely the opposite of when not to fire is possible. supposed we remove variables "one revolution in the time the projectile needs to travel its own length" also sounds interesting. for...

Hello, and thank you for your time. I observed a wire vibrating is good at blocking things trying to pass through their area. for example a rope spinning around can stop a tennis ball thrown through that area. obviously the speed of the rope allows it to "protect" an larger area than its gauge...