Time: 05:00CR - Laboratories - Scientists - Test-tubes - Pipettes
Time: 04:03Germany - animals - animal testing - scientists - laboratories
Time: 02:10CR - school - chemistry - laboratory - test tubes - sodium explosion
Time: 02:19CR - Vysočina - Okříšky - MANN HUMMEL - loading test - motor
Time: 02:59CR - Prague - motoring - Volvo - testing
Time: 05:16CR - Health care - operating room - doctors - operation - intestine
Time: 08:21CR - Plzeň - science - health care - Bioptical laboratory - scientist - test tube - analyse - disease
Time: 15:31CR - industry - science - chemistry - laboratory - scientist - flask - test tube