(n) lead chamber process
(n) lead poisoning
(n) lead poisoning
(n) vertical line
(n) vertical plane
(n) sketch (done by pencil)
(n) color pencil
colour pencil
(n) white lead
cerussite
(n) galena
(n) lead azide
(n,adj-no) zinc coated (galvanized, galvanised)
(n) zinc alloy
(n) zinc poisoning
(n) galvanized sheet iron
galvanised sheet iron
(n) photoengraving
(n) lead glass
(n) leadstorage battery
(n) lead of a pencil
(n) eastern red cedar (Juniperus virginiana)
(n) pencil sharpener
(n) drawing or writing in pencil
(n) (uk) eastern red cedar (Juniperus virginiana)
(n) zinc chloride
(n) zinc yeast
zinc-enriched yeast
(n) zinc oxide (ZnO)
(n) broad pencil
(n) zinc sulfide (ZnS) (sulphide)
(n) zinc sulfate (ZnSO4) (sulphate)
(n) uranium-lead method
(n) lead chromate (PbCrO4)