To that end, this beginner lesson in heat-treating steel from [Blondihacks] demonstrates why it can be beneficial to trade some of the metal’s toughness for improved hardness and just how to ...

It uses three robotic arms to lay down metal prints of remarkable size, around eight meters wide and six meters tall. It can churn through about 50 kg of metal per hour, and can be run off of a ...

make and record potential difference, current and time accurately measure and observe the change in temperature and energy transferred use appropriate apparatus and methods to measure the specific ...