1. Refrigeration with ammonia
2. Wang Z. Liquid ammonia leak kills at least 15. China Daily [Internet]; 2013 Nov 1 [cited 2020 Nov 1]; Research: [about 3 screens]. Available from: http://www.chinadaily.com.cn/china/2013-09/01/content_16934861.htm
3. Nghiem A. China chemical leak in Shanghai ‘kills 15’. BBC [Internet]; 2013 Oct 1 [cited 2020 Nov 1]; Research: [about 1 screens]. Available from: https://www.bbc.com/news/av/world-asia-china-23918218
4. 50 people faint after ammonia gas leaks from cold storage plant in Kurukshetra. The Hindu [Internet]; 2020 Jun 9 [cited 2020 Nov 1]; Research: [about 2 screens]. Available from: https://www.thehindu.com/news/national/other-states/15-hospitalised-after-ammonia-gas-leaks-from-cold-storage-plant-in-kurukshetra/article30858270.ece
5. 100 people affected in ammonia gas leak from Kurukshetra plant. The Statesman [Internet]; 2020 Feb 19 [cited 2020 Nov 1]; Research: [about 2 screens]. Available from: https://www.thestatesman.com/india/haryana-100-people-affected-in-ammonia-gas-leak-from-kurukshetra-plant-1502857408.html