Opportunistic feeders, their diet varies from one region to another. In the Antarctic, killer whales eat about 67% fishes, 27% marine mammals, and 6% squids. Killer whales in the Bering Sea (near Alaska) eat about 65% fishes, 20% squids, and 15% marine mammals.
Even though your shower grout looks dry, using it too early or sealing it before it's ready may damage it, leading to premature failure. Most cement-based grouts require a cure time of 48 to 72 hours before applying a penetrating sealer.
A. We recommend sealing grout. It helps to keep it cleaner and resists mildew. We can show you how to do this or we can do it for you. This is normally done 2 days after your shower has been regrouted. You have to wait at least 48 hours for the new grout to cure.