The British encyclopedia, or, Dictionary of arts and sciences, Volume 3C. Whittingham, 1809 |
From inside the book
Results 1-5 of 97
Page
... acid . The oxide of cobalt was pre- pared by saturating a solution of cobalt in aqua - fortis with common salt , and evapo- rating to dryness . As these would not do for iron , he tried the following : 1. minium , nine parts ; flint ...
... acid . The oxide of cobalt was pre- pared by saturating a solution of cobalt in aqua - fortis with common salt , and evapo- rating to dryness . As these would not do for iron , he tried the following : 1. minium , nine parts ; flint ...
Page
... acids ; but it cannot resist the stronger vegetable acids , and still less the mineral . These enamels were applied only on hammered iron , cast iron being too thick to be heated with sufficient quickness . But they have been applied to ...
... acids ; but it cannot resist the stronger vegetable acids , and still less the mineral . These enamels were applied only on hammered iron , cast iron being too thick to be heated with sufficient quickness . But they have been applied to ...
Page
... acid of the sulphate of lime . He was able with ease to bake much larger glasses than any before painted , by placing them on very smooth plates of earth or unglazed por- celain . Concerning the several particular Colours . After having ...
... acid of the sulphate of lime . He was able with ease to bake much larger glasses than any before painted , by placing them on very smooth plates of earth or unglazed por- celain . Concerning the several particular Colours . After having ...
Page
... acid . The oxides are calcined still more by expos- ing them to the action of fire . If too much heated they change to a brown . Their flux is composed of borax and minium in small quantity . These are the oxides which afford the rose ...
... acid . The oxides are calcined still more by expos- ing them to the action of fire . If too much heated they change to a brown . Their flux is composed of borax and minium in small quantity . These are the oxides which afford the rose ...
Page
... acid by weakening its properties in the same proportion as salt is observed to be dissolved by a humid atmosphere : thus it appears , a result obtained on a clear dry day will not suit a rainy one , and vice versa . In opposition to ...
... acid by weakening its properties in the same proportion as salt is observed to be dissolved by a humid atmosphere : thus it appears , a result obtained on a clear dry day will not suit a rainy one , and vice versa . In opposition to ...
Common terms and phrases
according acid action angle animals appear applied arms becomes body botany called calyx carried cause centre character circle class and order close colour common considerable considered consists contain continued covered diameter direction divided earth effect equal Essential experiments extremely feet figure fire five fixed flowers force former four frequently genus give given glass globe gold greater ground half hand head heat horse inches iron kind known land leaves length less manner matter means measure metal method motion natural observed particular pass person piece placenta plants plate present produced proportion quantity received respect seeds ship side sometimes species square supposed surface taken term thing tion turn usually various vessel weight whole