acidalkaline
agent
alkaline
background
balance
calcification
calcium
characteristic
chemical
chloride
clean
condiment
crusty
detergent
equipment
exchange
fresh
granule
home
ion
ionize
limestone
lot
magnesium
maintenance
metal
mineral
osmosis
pellets
physical
pile
plumbing
property
purify
reactant
reagent
regeneration
reverse
salt
scale
shape
soft
softener
softness
system
tablet
technology
texture
water
white