Some of the new items include jungle gyms, slides, and sandboxes for children. This is usually achieved through the use of firewalls and virtual machine sandboxes. Depending on the product, some sandboxes are virtual while others utilize lab equipment. There are still five more scenarios that are sandboxes&colon; Amida, Corduba, Cyrene, Djedu and Roma. The motion girders, motion brackets, cylinder covers and slidebar were fitted and sandboxes fabricated. It also featured a security model that sandboxes applications for increased security. The most obvious difference was in the front sandboxes. Steam engines therefore had sandboxes (usually two, on top of the boiler). Locomotives used multiple sandboxes, so that their delivery pipes could be short and nearly vertical. Another two sandboxes were also fitted inside the 'closed' end of the van. Sandboxes were placed along the line to assist wheel traction. James is also missing the prominent front sandboxes fitted to the Class 28s.