To apply for a Health and Safety course in London, you can search for training providers in your area and choose one that offers the course. You can visit the Construction website to find a list of approved training providers in London. Once you have selected a provider, you can contact them to enroll in the course. The course usually takes one day to complete and covers important topics related to health and safety in the construction industry. After completing the course, you will receive a certificate that you can use as evidence when applying for a Construction card. To apply for a Construction card, you will also need to pass the CITB Health, Safety, and Environment test at the appropriate level for your occupation. The combination of a Construction Health and Safety course certificate and a passing score on the CITB test will make you eligible for a Construction card, which will open up more job opportunities in the construction industry in London.