It is estimated that in an average household, material suitable for composting accounts for over 40% of all waste. Keeping compost is one of the pillars of ecological life. It allows you to produce less waste and produce valuable fertilizer for organic plants. The project was created for everyday us...

Products air purifier able to vent the room as well as minimizing the presence of bacteria, fungi, viruses, and other microorganisms, but there are several products, maintenance services and relationship difficulties between products with users. At the end of the study, Produced air purifier design ...