Secondary containment requirements are addressed by the Environmental Protection Agency (EPA) through the Resource Conservation and Recovery Act (RCRA) contained in title 40 of the Code of Federal Regulations (CFR) part 264, the 2006 Uniform Fire Code (UFC) in standard 60.3.2.8.3 and in the 2012 International Fire Code (IFC) in 5004.2.
You should check your visa endorsement for the period of your stay in Zambia. Although you are allowed 90 days per calendar year the immigration officer will not normally endorse the full length of time upon entry and you will be required to extend the stay at the nearest immigration office.
Many countries do not require a visa for South Africa so long as you're visiting for less than 90 days. If you're not sure if you need a visa, check here. Please note that your passport expiration date MUST be at least 30 days after the date of your intended return if you are a US Citizen.ipping is different in South Africa than in the States, for example -- tip 10 percent at a restaurant and tip $1 to a porter for a bag.