Canadian Restricted and Non-Restricted Firearm Safety (CRFSC) Practice Exam

Being aware of how oil and moisture can affect a firearm in cold weather is essential for maintaining performance and safety. When firearms are exposed to low temperatures, any oil or moisture present can freeze, potentially leading to malfunctions. Specifically, this freezing can impede the proper functioning of safety mechanisms, rendering them ineffective. This poses a serious safety risk, as it could result in unintentional discharge or failure to operate as intended.

In contrast, excessive moisture or oil might not enhance the lubrication of the firing mechanism in very cold temperatures. While lubrication is crucial for a firearm's operation, when oil freezes, it can create a sticky residue rather than providing smooth functioning. Additionally, moisture can accumulate ice, further compounding issues rather than improving accuracy or preventing rust. For these reasons, understanding the potential risks of having oil or moisture inside a firearm during cold weather is critical for responsible firearm ownership and usage.