NPK Fertilisers | Explained | GCSE Chemistry

NPK Fertilisers | Explained GCSE Chemistry 00:05 Introduction 00:23 Why do we need fertilisers? 01:21 NPK Fertilisers 03:18 Choosing the Right Fertiliser 05:29 Fertilisers must be Soluble 06:14 Making Fertilisers - overview 06:40 Potassium Compounds in Fertilisers 07:34 Phosphorous Containing Fertilisers 09:53 Nitrogen Fertilisers - Nitric Acid 10:59 Nitrogen Fertilisers - Ammonia reacting with acids 12:12 Methods of fertiliser production 12:51 Industrial Fertiliser production 14:29 Laboratory Fertiliser production 16:14 Comparing Industry Vs Lab production 18:00 Topic Summary