Index to Volume Seven - The People - Dock Family Trees - Glossary . . .

Saltcake - An impure form of sodium sulphate produced by a reaction of sulphuric acid on common salt gaving off hydrochloric acid fume.

Saltpetre - Potassium nitrate. [400] - uses - As a curing agent for food, a consitiuent of gunpowder (blackpowder) also used for rocket propellant and fireworks and as a fertiliser.

Semolina - The hard grains left after the milling of flour, used in puddings and in pasta. [400]

Shumac - A shrub  or  tree  of  the  genus  Rhus -   deciduous  or  evergreen  shrubs  and  shrubby  trees  of  temperate  and subtropical  North  America,  South  Africa,  eastern  Asia  and  northeastern  Australia;  usually  limited to  nonpoisonous  sumacs. [421]

Shooks - probably relates to wooden components - 'Wood entered 19th-century trade in many form. Large masts, cut for the Royal Navy from the finest trees of the mixed forest that swept through the Maritimes and the St Lawernce Valley, were the most valuable commercial product of British North American forests, which also produced shingles, barrel staves, box shooks and , later, spoolwood for textile factories.' [422]

Silk Cocoons -  A fine, strong, soft lustrous fibre produced by silkworms in making cocoons and collected to make thread and fabric. [400]

Soda - Sodium in chemical combination - ‘nitrate of soda’ [400]

Soda Ash -  Commercially manufactured anhydrous sodium carbonate. [400]

Tapioca - A starchy substance in the form of hard white grains, obtained from cassava and used in cooking for puddings and other dishes. [400]

Sulphate of Copper - A blue crystalline solid used in electroplating and as a fungicide. [400]

Barilla - An impure alkali formerly made from the ashes of burnt plants, especially saltworts. origin - Early 17th century: from Spanish barrilla, diminutive of barra bar. [400] - OR - Referred to as an algae, kelp or sea-weed being the produce of Europe. [429]