https://www.usa.philips.com/a-w/about/news/archive/standard/...
I guess the need is somewhat alleviated by using MRI which seal their helium:
https://www.usa.philips.com/healthcare/resources/landing/the...
https://www.usa.philips.com/a-w/about/news/archive/standard/...
I guess the need is somewhat alleviated by using MRI which seal their helium:
https://www.usa.philips.com/healthcare/resources/landing/the...