What is a common type of manual fire alarm initiation device?

A manual pull-station is categorized as a common type of manual fire alarm initiation device. This device allows individuals to activate the fire alarm system manually, prompting an immediate response from the fire department and alerting occupants to evacuate the premises. It's typically located near exits or in strategic areas where individuals would naturally congregate, ensuring that it’s easily accessible in case of an emergency.

In contrast, smoke detectors and heat detectors are automatic fire detection devices that activate without human intervention. They sense specific environmental changes, such as the presence of smoke or a rise in temperature, to trigger the alarm on their own. Gas detectors focus on the presence of flammable or toxic gases and do not serve the same purpose as a manual initiation device, which relies on human action to engage the fire alarm system. Understanding the distinction between manual and automatic initiation devices is critical for effective fire safety management and response.