Science Experiments with Potassium Permanganate | Szydlo's At Home Science
1:47:04
The volcanic chemistry of sulfur - with Andrew Szydlo
57:39
The Science of Light and Lasers | Szydlo's At Home Science
39:16
Chemical Electricity | Szydlo's At Home Science
13:19
This chemical really doesn't want to exist
51:12
Alerte aux astéroïdes | ARTE
1:23:21
Chemical Wonders – with Andrew Szydlo
2:00:06
Défier la cosmologie conventionnelle
16:44