Εισαγωγή

 

       
Balloons of hydrogen or oxygen BIG BALLOON BUBBLES Burn magnesium
       
Add liquid O2 to cotton wool Burn oxygen in atmosphere of hydrogen Candles and iron burning Catalytic convertor
       
 Correct ratio for propane Digestive in liquid O2 Hydrogen oxygen tube in correct ratio MeOH catalyst
       
Phosphorus filter paper igniting in air Put fires out with CO2 or Water  Sand and Magnesium Silane gas bubbles
 Strike match in hydrogen Traffic lights Ξύλο - Βαμβάκι - Αλεύρι είναι όλα υδατάνθρακες Correct ratio balloon