Corrosion Flashcards
1
Q
what is corrosion
A
When metals react with substances in their environment and are gradually destroyed
2
Q
Iron corrosion
A
Rusting
Needs both air and oxygen
3
Q
Ways to prevent iron corrosion
A
painting
Coat with plastic
Electroplating (use electrolysis to reduce metal ions onto a metal electrode to coat the iron with another metal that wont corrode)
Oil/greasing
Sacrificial Method (cover with a more reactive metal)
