3 ms·
Copper sulfate crystals grow huge. I'm fairly certain this was included in one of those DIY kits that took weeks / months to grow.
by errcorrectcode 5y ago
Copper sulfate crystals grow huge. I'm fairly certain this was included in one of those DIY kits that took weeks / months to grow.
- pvaldes 5y agoJust a footnote. Remember that copper sulfate are highly poisonous to molluscs, fishes and crustaceans, and could kill pets also, so if you have it, store the stuff and saturated solutions in a safe place and -don't- discard it in the sink.