Fertilizers are products used to enrich the soil with essential nutrients for plant growth, such as nitrogen, phosphorus, and potassium. They can be liquid, gel, or suspension, and contain trace elements and organic or mineral compounds, depending on the formulation. CM3 Engineering specializes in the design and construction of fertilizer filling systems and lines, offering customized solutions based on product viscosity and packaging type: bottles, canisters, drums, or industrial containers. Our dosing systems ensure precision and repeatability, even with dense or abrasive liquids.