Please choose the correct ending to complete the given sentence: Cars & Other Vehicles: [header] How to change battery cables [title] Put on safety glasses and gloves. [step] It's important to wear the appropriate protective equipment any time you work on a car or truck. Car batteries contain a mixture of sulphuric acid and water that could cause serious harm if it gets into your eyes.

Ending1: As such, it's absolutely essential that you wear these protective protective equipment. [substeps] Once you have put on safety glasses, seal the contact lenses. Ending2: [substeps] Batteries can rupture if hooked up incorrectly, which could result in the water/acid mixture from the battery getting into your eyes. Wearing latex gloves can make it much easier to clean up after you're done working on the car, but may not be necessary for this job. Ending3: Wear goggles and gloves so you can protect yourself from the acid and turn on your lights. It's also a good idea to expose dry, soft surfaces to avoid yourself heating up or damaging your battery. Ending4: Safety glasses, gloves, and goggles are some of the first barriers that many people can face when operating a vehicle or working an oil pump. [substeps] Be sure to protect your eyes as well as your driving gear.

Answer format: ending1/ending2/ending3/ending4