Imagine a laundry system that uses no detergents, leaves no residue, reduces water usage by up to 90%, and cleans more effectively than ever before. This might sound like science fiction, but it’s already being explored in space station technology. At the heart of this innovation is ozone (O₃), a powerful oxidising agent that promises to revolutionise how we approach laundry both in space and on Earth.
The Challenges of Space Laundry
Life on a space station presents unique challenges, and laundry is no exception. With limited water supplies and a closed-loop recycling system, traditional detergent-based laundering is impractical. Detergents leave residues that complicate water recycling, while heating water for cleaning is energy-intensive. Enter ozone—a game-changing solution.
Ozone can be generated directly from air, requires no additives, and effectively disinfects and cleans in cold water. Its ability to kill microorganisms and break down organic and inorganic compounds makes it ideal for maintaining hygiene in the confined, resource-limited environment of a space station.
How Does Ozone Work?
Ozone is the triatomic form of oxygen (O3), and its chemical structure gives it unparalleled oxidising power. It can destroy bacteria, viruses, and algae thousands of times faster than chlorine. Importantly for space applications, ozone naturally decomposes back into oxygen, leaving no harmful residues.
This means astronauts could recycle up to 90% of the water used in an ozone-based laundry system—a critical advantage in space.
The Consumer Potential
The technology used in orbit could make a landing in your home. An ozone-based laundry system has many consumer benefits:
- Detergent-Free Cleaning: Say goodbye to purchasing and storing detergents. Aqueous Ozone eliminates the need for these products, simplifying your laundry routine and reducing chemical waste.
- Water Conservation: With water scarcity becoming a global issue, a sustainable solution is a system that recycles up to 90% of its water. This is particularly valuable in areas where water is expensive or limited.
- Energy Efficiency: Aqueous Ozone works in cold water, slashing energy consumption associated with heating.
- Fast and Effective Cleaning: Aqueous Ozone reduces wash time by 20%, making laundry quicker and more efficient.
- Eco-Friendly Solution: Aqueous Ozone is an environmentally friendly laundry option, as it leaves no chemical residues and uses less water and energy.
The Road Ahead
Scaling down space station technology for consumer use will involve designing compact, cost-effective ozone generators. These systems would integrate seamlessly into modern homes and offer an environmentally friendly and efficient alternative to traditional washing machines.
From Space to Your Laundry Room
Although the concept of space-age laundry might seem futuristic, it’s grounded in practical science. As development continues, Aqueous Ozone is redefining how we think about cleaning our clothes, offering a sustainable, efficient, and eco-friendly solution inspired by the demands of outer space.
Article based on the conference paper: Ozone as a laundry agent on orbit and on the ground by Agosto, William N. (Lunar Industries, Inc. Houston, Texas). Published in Dual-Use Space Technology Transfer Conference and Exhibition, Volume 2
Are you ready to bring the future of laundry into your home? Give OZONO a test flight today. Shop now at ozono.au
