Concept — Phase 1: a materials catalog (name · unit · cost/unit) and usage logged per job (Q14). Stock-level tracking & low-stock alerts are Phase 2 (Q15) — scope reduced.

Materials & stock

UC-8 · catalog · stock records · material usage per job

+ New material

Materials

Used this month

£1,940

Usage value (MTD)

Low stock Phase 2

CatalogUsage by jobStock movements Phase 2

Material	Unit	Unit cost	Used (MTD)	Stock level Phase 2
Shellac flakes (blonde)	kg	£42.00	0.4
Hide glue (pearl)	kg	£18.50	0.3	low
Gold leaf (23.5kt) booklet	book	£36.00	2
Rabbit-skin gesso	kg	£12.00	0.2	low
Beeswax / carnauba paste	L	£22.00	0.5
Cotton wool (conservation)	roll	£6.50	3
Acetone (lab grade)	L	£9.00	0.4	low

Phase 1: restorers log material usage inline on the object screen; each entry records what a job consumed (for costing). Phase 2: those entries also decrement a live stock level and raise low-stock alerts (the greyed “Phase 2” column above).