low blood sugar levels low blood sugar low blood volume low blood low blow low blue light low body mass index low body temperature low body weight low boiling point low bone density low bow low bridges low brightness low budget low buildings low building low bushes low buy-in low byte low calcium low calorie diet low calorie food low calorie low calorific value low capacitance low capacity low carb diet low carbohydrate low carbon content low carbon economy low carbon energy sources low carbon energy low carbon steel low carbon technologies low carbon low carb low card low ceilings low ceiling low center of gravity low centre of gravity low chair low chance low charge low chassis low chemical low cholesterol diet low cholesterol low clearance low cliffs low clouds low coast low code low coefficient of friction low coefficient of thermal expansion low coefficient low commission low compared low competition low competitiveness low complexity low compliance low compression low concentrations low concentration low conductivity low confidence low consistency low consumption of energy low consumption low contact resistance low contact low contamination low content low contrast low conversion low correlation low corruption low cost in comparison low cost of living low cost of maintenance low cost of ownership low cost of production low costs low cost low countries low coverage low credit low creep low crime low cultural level low culture low current consumption low current low cut low data low debt low deformation low degradation low degree low delay low demand low density lipoprotein low density of population low density polyethylene low density low design low dew point low dispersion low distortion low dosages low dosage low doses of radiation low doses low dose low drag low drift low dropout low ductility low due low durability low dust low dynamics low earners low ebb low economic growth low education levels low educational attainment low educational level low education low effectiveness low effect low efficiency low effort low elasticity low electrical resistance low elevation low elongation low emissions low emission low emissivity low employment rate low employment low end low energy consumption low energy levels low energy low entropy low entry low environmental footprint low environmental impact low esteem low estimate low estrogen low evaporation low expansion low expectations low exposure low failure rate low family low fares low fat content low fat diet low fat levels low fat milk low fat low fees low female libido low female participation low fence low fertility low fiber low fidelity low fire low flame low flammability low flight low floor low flow low flying low foaming low fog low forehead low freeboard low frequencies low frequency noise low frequency oscillator low frequency range low frequency sounds low frequency low friction low fuel consumption low fuel low funding low furniture low gain low gas low gear low german