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Combined Filter Physics, Biology and Chemistry

The order of installation of filter media a. The first compartment (A) useful coarse cotton filter media to trap / catch coarse particles derived from aquarium water. In the area meant that yellow is the installation of glass mica which has been hollowed out. b. The second compartment (B) bioball media as a medium for growing bacteria. Mucus inherent in ...

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Packing Paper and Cardboard

Cardboard folding and cardboard is a popular type of paper because it is practical and inexpensive. In trading is also called folding carton (FC), and used to package the material results Agriculture or other types of goods. The most widely used material for making folding cartons is a cylinder board made up of several layers, and the center is made ...

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Type of Clotting Tools

Based on how it works, there are several types of clotting tools such as the following: Water Blast Freezing This freezer uses cold air as a refrigerant. This tool consists of several types, namely type of room, tunnel and the type of conveyor belt (belt conveyor). Contact Plate Freezing Contact Plate Freezer is perfect for freezing fishery products packed in ...

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Ozonizer Tools

Ozonizer is a means of generating ozone (O3). This tool is often used in marine aquariums for sterilization purposes. Sterilization and water purification with ozone has long been used in the field of water and wastewater management. Ozone is a reactive form of oxygen (O₂). This molecule is capable of destroying a large number of particles of waste and toxic ...

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Canned Packaging

Canned packaging is generally printed using Lithographic Printing Method (Offset) or better known as Offset metal decorating. Printed in Tin, Aluminum, and alloy metal modifications. The metal material will be coated in advance ( coating ) with Varnish saizing ( clear sizing , tonner sizing or gold lacquer ) or to get white effect in white Coating. All coating methods ...

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Effect of Worm In Soil Fertility

Some physical soil properties terbenahi by earthworm activity is (1) the formation of macropores result of the formation of worm burrows, (2) the creation of soil crumb structure, (3) decrease in soil bulk density, and (4) increasing the shelf life of the water. The formation of an earthworm burrows macro pores lead to the creation of sustainable and stable. These ...

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