Please choose the correct ending to complete the given sentence: Health: [header] How to start a hookah [title] Clean the hookah. [step] Even if the hookah is brand new, clean it to remove any foreign flavors and chemicals. Scrub every piece of the hookah with a soft brush, except for the non-washable hoses.

Ending1: [substeps] It's easiest to clean the hookah right after each smoking session, instead of leaving residue to dry. At minimum, clean after every fourth or fifth session. Ending2: Also wipe down the interior from top to bottom, also. You don't want chemical dirt and germs to get into the hookah. Ending3: Get a billed filter for the hookah. Using billed plugs and a brush, clean the entire hookah if it is brand new. Ending4: [substeps] Wipe the hookah down with a soft cloth to remove any grime or debris. As with any brand new hookah, cleaning the hookah gives you a couple of washers to put in and a bag to stuff them in.

Answer format: ending1/ending2/ending3/ending4