The UN used mobile phones to expose a sanitation gap.

Why a phone network can spread faster than plumbing

A mobile connection can reach a new user once a signal covers an area and a handset is affordable. Providers can expand coverage in stages, adding towers and capacity where demand justifies the investment. Wireless service also avoids the need to connect every home to a continuous physical network.

Sanitation depends on a chain that is harder to build and keep working. A toilet must collect waste, and that waste must then be contained, removed or carried through pipes, and treated or safely disposed of. If any link fails—because a pit leaks, a sewer overflows, or treatment is unavailable—the toilet may not meet the standard of safe management.

The hidden work behind a working toilet

Plumbing is not just a fixture inside a building. It relies on water supplies, drainage, treatment facilities, trained workers, and ongoing repairs. In some places, on-site systems such as pits or septic tanks replace sewers, but they still need safe emptying and disposal. These services must reach neighborhoods where building and maintaining infrastructure can be costly, including places with limited public budgets or scattered homes.

Phones, too, require power, devices, and network maintenance. But a phone can be useful with a signal and a connection; sanitation protects health only when the whole waste-handling process works. That difference makes sanitation a sustained public-service challenge, not simply a matter of installing a product.

Why the gap matters

A toilet that does not safely contain or remove waste can allow germs to reach people through water, soil, food, or direct contact. Expanding sanitation therefore means coordinating household facilities with shared infrastructure and reliable management—work less visible than putting a handset in someone’s hands, but essential to making the facility safe.

The comparison points to an infrastructure choice with lasting consequences: a phone can connect a person to a network, while a safe toilet depends on a system that must carry waste all the way out of reach.