The requirements of the Animal Welfare Act (AWA) are set forth under the Regulations and Standards in the Code of Federal Regulations (CFR). These requirements are found in Title 9 CFR, Chapter 1, Subchapter A - Animal Welfare, Parts 1,2, and 3.
The answer is yes. Insect repellents containing DEET have been tested and approved when used as directed. You can use DEET containing bug repellents on kids over 2 months old, but there are some recommendations that you need to follow: Products containing DEET should only be used one time per day on children.
As Seth stated thread safe means that a method or class instance can be used by multiple threads at the same time without any problems occuring.Consider the following method:yInt is again 1. So in this case the method AddOne was called two times, but because the method was not implemented in a thread safe way the value of myInt is not 2, as expected, but 1 because the second thread read the variable myInt before the first thread finished updating it.