saltpeter

n.

硝石；

1. Early Chinese scientists discovered that they could make an explosive substance by mixing sulphur, charcoal and saltpeter.
   早期的中国科学家发现把硫磺，木炭和硝石混合在一起可以制作出能够爆炸的物质。

Saltpeter
saltpeter
Saltpeter
Origin of Cave Saltpeter
Saltpeter extraction and modelling of caliche mineral heap leaching
The French Crash Program for Saltpeter Production, 1776-94
Saltpeter induced dermal changes electron microscopically indistinguishable from pseudoxanthoma
Historical geography of the United States saltpeter caves
The Indian Saltpeter Trade, the Military Revolution, and the Rise of Britain as a Global Superpower
Combined Bethe-Saltpeter equations and time-dependent density-functional theory approach for x-ray absorption calculations
THE ANALYSIS OF PHASE DIAGRAM OF THE PREPARATION OF KNO_3 FROM SALTPETER( I )
The dendroarchaeology of Cagle Saltpetre Cave: a 19th century Saltpeter mining site in Van Buren County, Tennessee, U.S.A.
[Influence CAS (carbamide and ammonium saltpeter), sulphate of ammonium, microcells, regulators of growth of plants and associative ...