Tapered Seal:The sealing in NPT threads occurs at the point where the threads make contact with each other. This is known as the "interference fit," and it is what creates the seal. Because of this design, it's important not to overtighten NPT connections, as it can damage the threads...
Our new addition to the family is a ~5 month old kitten, we have had her for a month now. She is a rescue and was born feral, and is quite a scrawny little thing. Our vet only spays them when they weigh 2 kg. I was hoping she'd be big enough now but she was still only 1...