Complex sentence: Methods earlier in the list are considered generally more effective in reducing the risk associated with a hazard, with process changes and engineering controls recommended as the primary means for reducing exposures, and personal protective equipment being the approach of last resort.
Split into simpler sentences: Methods earlier in the list are considered generally more effective in reducing the risk associated with a hazard. The primary means for reducing exposures should thus be to implement process changes and engineering control, and personal protective equipment should be the approach of last resort.