How to prevent gas leaks and spills?

Safety in industrial environments starts with continuous risk monitoring: detecting the presence of gases and hazardous substances means protecting operators, ensuring production continuity, and complying with the highest safety standards. Discover how gas detection systems support the prevention of leaks and hazardous releases.

In industry, even a small gas leak or release of hazardous substances can become a critical problem.
In addition to immediate risks to the health and safety of operators, leaks can cause fires, explosions, environmental contamination and production interruptions. Preventing these events means protecting not only the plant, but also people, surrounding communities and the company’s reputation.

Index

Why preventing leaks and losses is essential

A proactive approach to prevention allows you to:

  • Reduce the risk of serious accidents and injuries
  • Avoid environmental damage and clean-up costs
  • Ensure compliance with safety and environmental regulations
  • Limit plant downtime and extraordinary maintenance costs
  • Strengthen your company’s image in terms of sustainability and responsibility

Gas or chemical leaks are often invisible and difficult to detect without specialised instruments, hence the importance of continuous monitoring.

The main causes of leaks and losses

Leaks can occur for a variety of reasons, including:

  • Equipment failure or wear (valves, pipes, flanges)
  • Human error during loading/unloading or maintenance operations
  • Materials unsuitable for the substance stored or transported
  • Corrosion and mechanical stress in hostile environments
  • Lack of effective detection or monitoring systems
  • Lack of scheduled maintenance and periodic checks

Identifying the cause is essential for implementing effective and lasting solutions.

Gases and substances to be monitored to prevent leaks

Modern technologies enable the timely detection of gas or vapour leaks, reducing risks before they become emergencies. Among the main ones:

  • Infrared (IR) sensors: accurate, stable and resistant to contaminants, ideal for flammable gases and CO₂
  • Catalytic sensors: effective for detecting combustible gases at concentrations in %LEL
  • Electrochemical sensors: suitable for toxic gases such as CO, H₂S, NH₃, Cl₂
  • PID (photoionisation detector) sensors: ideal for VOCs and organic solvents

The combination of multiple technologies provides a comprehensive detection system that complies with regulations.

The advantages of an integrated prevention system

Implementing solutions to prevent leaks and losses means:

  • Greater safety for operators and communities
  • Reduced likelihood of major accidents
  • Savings on extraordinary maintenance costs and production downtime
  • Compliance with environmental and safety regulations
  • Improved overall plant efficiency

Discover our produtcs

Sensitron designs and manufactures certified gas detection systems to prevent leaks and spills in all types of industrial plants. Our devices offer:

  • ATEX, IECEx, and SIL2 certified sensors
  • Continuous monitoring with immediate alarms
  • Modular technologies (IR, catalytic, electrochemical, PID)
  • Technical support and scheduled maintenance plans

Rely on Sensitron's expertise

For over 35 years, Sensitron has been developing gas detection solutions designed to ensure safety, reliability, and high performance even in the most demanding industrial environments. Founded in 1988 in the province of Milan and now part of the Halma plc group, the company combines research and development, field experience, and regulatory expertise to offer reliable technologies compliant with the highest international standards.

Sensitron systems are designed to detect flammable, toxic, refrigerant, and oxygen gases and are used in numerous sectors: industry, energy, infrastructure, healthcare, construction, and marine applications. All products are CE tested and certified and designed to ensure accurate and long-lasting performance.

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    IN 2025,
    SENSITRON
    COMPLIES 37 YEARS

    We celebrated this achievement, with a new logo: in the handshake we see the commitment made with our customers, but also collaboration,
    the doing together the best we can without compromise.

    Founded in 1988 in the province of Milan, Sensitron becomes part of the Halma plc group in 2021.