Heating water in a test tube HEAT-TECH info 12 months ago This is a video of boiling water in a test tube with a Halogen Point Heater. Please check the following site for more information. Related page: No.11 Heating the upper part of the test tube No.1 Heating of test tube The stainless pipe in a glass tube is heated with a halogen point heater No.4 Test tube cooling Heat resistance test of hot water cutting holes in the cup chow mein Heating of the tile Heating of the refractory brick Heating, melting and vitrification of rocks series 23 – Sandstones