{"version":"1.0","type":"link","title":"Paradas method - Newikis","description":"The paradas method (Spanish: método de paradas, sistema de paradas) was a process to extract nitrate from caliche by leaching. In this method caliche was boiled in water in large pans called \"paradas\". It was a firewood and labour-intensive process, and it required the frequent relocation of the…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}