What factors affect cast molds?

There are a number of problems that can be encountered during the casting process. The main types are: gas porosity, shrinkage defects, mold material defects, pouring metal defects, and metallurgical defects.

answer: the answer is d

explanation: the answer is d because if motorcycles are always in your blind spot and you don't see them this can result into an unwanted collision and result in serious injury or death. therefore this is not a safe skill you can use regarding motorcycles.

he was honoring the union dead and reminded the listeners of the purpose of the soldier's sacrifice: equality, freedom, and national unity.

explanation: