amalgam filling subgroup of filling, 16 assertions
CapableOf 2
appear as dark spot 0.25
expand with age 0.20
HasA 1
mercury 0.59
HasPrerequisite 2
the dentist 0.25
repair 0.16
HasProperty 5
safe 0.68
strong 0.39
durable 0.31
visible 0.29
old 0.29
MadeOf 3
silver 0.63
metal 0.37
tin 0.25
ReceivesAction 3
removed 0.68
placed 0.44
used to fill cavity 0.42