Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to clean plastic plants [title] Use a can of compressed air to remove the bulk of the dust. [step] Compressed air (usually used to dust computer parts) is particularly effective for clearing dust off of curved surfaces and recesses. The high pressure blasts off dust relatively easily and the long nozzle allows you to reach around a plant's curves and nooks.

Ending1: Most models will come equipped with a can opener that you can use to pry up more air and release cleaner from crevices. [substeps] Do not bring the can opener as close to a plant as possible. Ending2: Also, it creates a barrier between the plastic and the surrounding greenery, allowing you to move more easily along the edge of the container. [substeps] In an indoor greenhouse, much more importantly, avoid using compressed air. Ending3: [substeps] You may want to take the plant outside before dusting it this way, or the dust might linger in the air. [title] Use a blow dryer to rid your plant of dust. Ending4: The mouth of the can of compressed air rises away from you, forming a chamber with an open exterior. The nozzle plugs the opening easily.

Answer format: ending1/ending2/ending3/ending4