Please choose the correct ending to complete the given sentence: Health: [header] How to fix a lighter [title] Ensure that it isn't shattered. [step] If you broke the plastic part of your lighter then you'll need a new one. The pressure is compromised and you won't be able to use it anymore.

Ending1: If it breaks, follow up with a replacement one. [substeps] Damaged or unscrewed parts may be sold separately. Ending2: [title] Look for rust, debris, or dirt. [step] If you've left a lighter outside for a long period of time the metal wheel on top might be rusted in place. Ending3: If it's broke you'll have to replace it. Let your materials cool until they are no longer hot. Ending4: [substeps] Take the glass fragments and throw them away or into the trash can where they won't be disturbed. [title] Dust the bottom of the lighter as before.

Answer format: ending1/ending2/ending3/ending4