• The UK has added no new substances to its authorisation list, compared to five added to the EU list, including Tetraethyllead in aviation fuel (which can cause lead poisoning). The HSE explains that substances that have been identified as substances of very high concern (SVHCs) and included in the authorisation list cannot be used or placed on the market for a use after a specified date, known as the sunset date, unless the use has been authorised or is exempt from authorisation. Companies cannot use or manufacture any substance on the list unless they are given “authorisation” by the HSE. The Trust also reports that analysis suggests that applications to use substances on the list are more likely to succeed in the UK. It gives the example of chromium trioxide, a carcinogenic chemical linked to increased risk of lung and throat cancer which is used in the aerospace and defence industries;