What are small red worms in water?

What are small red worms in water? They’re commonly known as bloodworms, and are the aquatic larvae of non-biting midge flies. As larvae, their blood is rich in hemoglobin, lending to their distinct, and sometimes alarming, blood-red coloring. Are bloodworms harmful? Bloodworms are carnivorous (although they consume detritus when needed) Read more…

Is polyamide better than nylon?

Is polyamide better than nylon? The key difference between nylon and polyamide is that nylon is a synthetic material, whereas polyamides can be either natural or synthetic. Moreover, nylon has great resistance against moisture and rain while polyamide has less resistance, and is slightly hydrophobic. Is polyamide & nylon same? Read more…