Do not use sunscreen or insect repellant on animals unless it is specifically made for them. You might be saving your pet from harmful rays and pesky mosquitoes, but dogs and cats are always licking or chewing some part of their body, and ingesting the chemicals in these products can cause vomiting, diarrhea, excessive thirst, and lethargy. DEET repellants can cause neurological problems.
Makes ya reflect on the sounds of war: jarring as they are, at least they are not live rounds and bombs. How does one survive in war? Humans can endure the most terrible environments... it is beyond my imagination.