Worms in Dogs. There are a number of different worms that can affect your dog: roundworms, tapeworms, hookworms, whipworms and heartworms. Some live in the intestines and some in the tissue. Many worms do not pose a problem for your dog at all, and you will not even be aware that they are even there.
Ballistic Nylon is a strong woven fabric, this material is uncoated and therefore not waterproof. Originally manufactured to provide protection against shrapnel. Suitable for bags and reinforcement where breathability and durability are important rather waterproof qualities. Also used in skin on frame canoe & kayak building.
Plastic marine fittings are typically ABS or PVC, and polysulfide will attack both. If you know that the plastic fitting is made of epoxy, nylon, or Delrin, you can safely bed it with polysulfide. Below-the waterline through-hull fittings are in this group, but when there is any doubt, select an alternative sealant.