Living in a humid environment can make mould growth a persistent problem, but with some simple and affordable techniques, you can greatly reduce the risk. From my experience, the first and most effective method is to maximize natural sunlight and ventilation. Opening your windows regularly helps circulate fresh air, preventing moisture build-up on walls and ceilings where mould thrives. In addition to ventilation, using natural absorbents like charcoal and sea salt can be surprisingly effective. Charcoal is known for its porous structure which traps moisture and odors. Placing small bowls or bags of charcoal in damp corners can reduce humidity levels over time. Similarly, sea salt's hygroscopic properties allow it to absorb moisture from the air, making it a natural dehumidifier when set in open containers around your home’s humid areas. It's important to change these absorbers periodically as they become saturated. Additionally, combining these methods with regular cleaning and checking for water leaks ensures a mould-free living space. These affordable solutions are excellent for renters or anyone seeking quick remedies without investing in expensive equipment. I’ve found that implementing these tips not only improves the air quality but also prevents the costly damage mould can cause to paint and walls, which is a big plus for homeowners and tenants alike.