Time: 01:43CR - schools - vocational school - students - welding of plastics
Time: 02:10CR - school - chemistry - laboratory - test tubes - sodium explosion
Time: 04:17CR - industry - engineering - welding - 3D graphics
Time: 05:19CR - industry - engineering - cnc machines 2
Time: 04:21CR - industry - engineering - CNC machines 1
Time: 02:46CR - industry - foundry - TSS Třebechovice
Time: 00:38CR - Vysočina region - wood mining - wood manufacturing
Time: 00:48CR - Temelín - energetics - nuclear power plant