A fungicide may be incorporated into the wax. Most materials used for consumer unit packaging are plastic films composed of two or more types of film material combined into a single film. They may be used separately or as wraps over molded polystyrene or pulp trays. Paper bags are also used. Product units in a consumer unit package should be of comparable weight, size, maturity, and grade.
Packaging is done both automatically and manually, at the shipping point or destination market.
When counts are used, products are often packed in specific arrangements within packages. Counts, arrangements, and weights are often specified in, and regulated by, various government and industry codes or tariffs. Packages may be bags cartons, crates, lugs, or bulk bins. Some products are shipped unpacked to markets in bulk trucks or railroad cars. Apply ethylene or ethylene-producing materials to stimulate ripening of tomatoes and honeydew melons.