lower operating costs lower operational costs lower or equal lower or higher lower or upper lower order lower orders lower outer lower outlet lower output lower oven lower overall lower oxygen lower paleolithic lower panel lower panels lower park lower part lower part of the body lower parts lower path lower pay lower payments lower peak lower peninsula lower percentage lower performance lower peripheral lower perspective lower ph lower phase lower piston lower pitch lower plane lower plate lower platen lower platform lower point lower pole lower population lower portion lower portions lower position lower positions lower potential lower power lower power consumption lower premium lower premiums lower pressure lower prevalence lower price lower price point lower priced lower prices lower prices for consumers lower primary lower priority lower probability lower processing lower production lower production costs lower productivity lower profile lower profit lower profits lower proportion lower punch lower quadrant lower quality lower quality of life lower quantities lower quantity lower rack lower rail lower range lower rank lower ranked lower ranking lower ranks lower rate lower rates lower rating lower ratio lower reaches lower reaction lower rear lower receiver lower region lower regions lower register lower relative lower requirements lower reservoir lower resistance lower resolution lower resolutions lower respiratory lower respiratory infections