ABS is strong and durable, but may warp during printing. PLA is easy to print and environmentally friendly, but not as strong as other filaments. PETG is strong, flexible, and resistant to water and UV light. Nylon is strong, flexible, and durable, but requires high-temperature printing. TPU is flexible and ideal for making objects that need to be bendable or stretchy. PC is strong and heat-resistant, but requires high-temperature printing. PVA is a water-soluble support filament that is used for printing complex objects with overhangs or internal cavities.