What system protects workers from unexpected releases of various energy sources while they work with machines and equipment? lockout/tagout disconnect barricade energy-neutral

## Step 1<br />The question is asking about the system that protects workers from unexpected releases of various energy sources while they work with machines and equipment. This is a safety measure that is commonly used in industrial settings to prevent accidents and injuries.<br /><br />## Step 2<br />The options provided are: lockout/tagout, disconnect, barricade, and energy-neutral. <br /><br />## Step 3<br />The correct answer is "lockout/tagout". This system is a safety measure that involves the use of locks and tags to prevent the unexpected startup or re-startup of machinery and equipment. This is done by shutting off and tagging out energy sources to prevent accidental or unexpected energization or re-energization of machinery and equipment, or the release of stored energy from such equipment.