The phrase "a safe supply" is correct and usable in written English.
It can be used when referring to a reliable and secure source of something, such as food, resources, or information.
Example: "The government has assured the public that there is a safe supply of clean drinking water available during the crisis."
Alternatives: "a secure source" or "a reliable provision".
"We needed to secure a safe supply of water rapidly, or people would have had to continue walking westwards.
For the Chinese it demonstrated the importance of securing a safe supply of oil and other raw materials.The second event was Deng Xiaoping's transformation of China.
"When we are satisfied that we can secure a safe supply of fresh spinach, we will make it available," said a spokeswoman, Meghan Glynn.
Dr. Ajay Singh, director of dialysis at the Brigham and Women's Hospital in Boston, said he was astonished by what he called the many failures to ensure a safe supply of heparin.
A little less than half would go to buying "petroleum products to ensure some reserve margin, so that the Iraqi people have a safe supply of oil if future disruptions of service occur," he said.
Tax, said Mullin several times, is the price we all have to pay for living in a democracy where the government of the day can be thrown out and we – most of us – have decent health and education, a welfare system, a safe supply of food, water and heating, and the rule of law.
Screening all donors by sexual behaviour rather than by sexual orientation would increase blood stocks in times of shortage and create a safer supply by giving a more accurate, non-discriminatory assessment".
The aging of the US population and the evidence that only about 5% of individuals in the United States donate blood each year raise concerns about the assurance of an adequate, safe supply of blood in the future.
In 1983, a new spa-water bore-hole was sunk, providing a clean and safe supply for drinking in the Pump Room.
It is working flat chat to ensure that Australians will have a reliable and safe supply".
The legislation is designed to create a reliable and safe supply of the plant for sufferers of chronic pain and illnesses such as epilepsy and multiple sclerosis.
