I mean a safety mechanism like a button that shuts down the assembly line. If someone gets caught in the machinery and you push the button to prevent them from getting (more) hurt, you will be happy the expert told you to install that button.
Aha. I was reading “use” as “install”, not “activate during emergency”. I agree.
I mean a safety mechanism like a button that shuts down the assembly line. If someone gets caught in the machinery and you push the button to prevent them from getting (more) hurt, you will be happy the expert told you to install that button.
Aha. I was reading “use” as “install”, not “activate during emergency”. I agree.