An outdoor insecticide spray is a pest-control product designed for use outside (e.g., yards, gardens, patios). It targets outdoor pests like mosquitoes, ants, or garden insects, often formulated to withstand weather elements while being safe for plants/non-target creatures when used as directed.
An indoor insecticide spray is a pest-control product made for use inside homes, apartments, or other enclosed spaces. It targets indoor pests like cockroaches, mosquitoes, or ants, and is formulated to be safe for indoor environments when used as directed, often with low volatility to avoid excessive fumes.