{"category":"invention","date":{"calendar":null,"day":21,"day_url":"https://kogda.com/21-iyulya","month":7,"text":"21 июля 1883 года","year":1883,"year_url":"https://kogda.com/1883"},"id":144130,"kind":"event","license":"Тексты: Русская Википедия, CC BY-SA 4.0. Люди и места: Wikidata, CC0.","mentions":[],"people":[],"places":[],"related":[],"slug":"vvedyon-v-ekspluataciyu-bereznikovskij-sodovyj-zavod-pervyj-1883","source":{"license":"CC BY-SA 4.0","name":"Русская Википедия","url":"https://ru.wikipedia.org/wiki/21_июля"},"summary":null,"text":"","title":"Введён в эксплуатацию Березниковский содовый завод, первый завод такого рода в России","url":"https://kogda.com/e/vvedyon-v-ekspluataciyu-bereznikovskij-sodovyj-zavod-pervyj-1883","weight":1}