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In New Zealand in the 1930s, farmers reportedly had trouble with exploding trousers as a result of attempts to control ragwort, an agricultural weed. [1] Farmers had been spraying sodium chlorate, a government recommended weedkiller, onto the ragwort, and some of the spray had ended up on their clothes. Sodium chlorate is a strong oxidizing ...
KP's NZ Drug Company was the first in the country to combine sulphuric acid and bone dust to produce superphosphate. The Burnside Chemical Works in Dunedin was the first of its type in New Zealand. [2] Kempthorne Prosser constructed further superphosphate plants in Auckland, Christchurch, and Wanganui. From this stemmed a major chemical ...
Pages in category "New Zealand companies established in 1930" This category contains only the following page. This list may not reflect recent changes. D. DB Breweries
Railway stations in New Zealand opened in the 1930s (6 C, 1 P) Pages in category "1930s establishments in New Zealand" This category contains only the following page.
Pages in category "Chemical companies established in 1930" The following 5 pages are in this category, out of 5 total. This list may not reflect recent changes .
The names on the list are the ISO common name for the active ingredient which is formulated into the branded product sold to end-users. [1] The University of Hertfordshire maintains a database of the chemical and biological properties of these materials, [2] including their brand names and the countries and dates where and when they have been ...
Pages in category "1930 establishments in New Zealand" The following 8 pages are in this category, out of 8 total. This list may not reflect recent changes. H.
Category: Companies established in 1930 by country. 4 languages. ... New Zealand companies established in 1930 (1 P) Norwegian companies established in 1930 (3 P) S.