Complex sentence: The EPA may cancel or suspend the registration of a pesticide if further evidence indicates that its use poses unreasonable hazard, or it may restrict the uses for which it may be sold to very specific crops and application practices.
Split into simpler sentences: The EPA may cancel or suspend the registration of a pesticide, if further evidence indicates that its use poses unreasonable hazard. Or it may restrict the uses for which it may be sold to very specific crops and application practices.