A mobile cart includes a cart frame, a base, wheels rotatably attached to the frame and a cabinet separating the base surface into first and second receiving areas. A first container, containing a first material, and a second container, containing a second material, are positionable in the first and second receiving areas. A first sliding rack and a second sliding rack for securing vessels above the base surface are moveable between stowed positions at least partially within the cabinet and extended positions in the first and second receiving areas, respectively. The cart can alternatively receive one of the first container or first vessel in the first receiving area and one of the second container or second vessel in the second receiving area. A combination mixer and dispenser is releasably secured to the frame and releasably fluidly coupled to the first and second containers and first and second vessels.