What are printed circuit boards made of?
Printed circuit boards take copper, fiberglass, epoxy, photoresist and solder directly. Trace them back and you pass 30 made things on the way to 18 raw materials.
How printed circuit boards are made What is made from it See it on the map
What goes straight in
From the ground: 18 raw materials
- Copper ore through copper
- Water through copper
- Air through copper
- Silica sand through fiberglass
- Limestone through fiberglass
- Sulfur through copper, sulfuric acid
- Rock salt through fiberglass, soda ash
- Trona through fiberglass, soda ash
- Crude oil through epoxy, propylene
- Tin ore through solder, tin
- Lead ore through solder, silver
- Silver ore through solder, silver
- Zinc ore through solder, silver
- Natural gas through fiberglass, soda ash, carbon dioxide
- Corn through fiberglass, soda ash, carbon dioxide
- Coal through solder, lead, coke
- Sugarcane through fiberglass, soda ash, carbon dioxide, baker's yeast, molasses
- Sugar beet through fiberglass, soda ash, carbon dioxide, baker's yeast, molasses
Made along the way: 25 things
Metals 5
Chemicals and fuels 17
Oxygen gasSulfuric acidSoda ashPhenolPropyleneAcetoneChlorineCaustic sodaAmmoniaCarbon dioxideQuicklimeBenzeneNaphthaFormaldehydeHydrogenTolueneMethanol