Abstract: Containers for cryopreservation of biological material are disclosed. Each container is configured to provide a substantially consistent freeze profile throughout a chamber of the container. Specific embodiments include containers having a uniform dimension between two opposing walls defining the chamber, and containers wherein a ratio of a sum of the interior surface areas to the volume of the chamber is at or between 1 to 5 and 2 to 5.

Abstract: A cryovial device is disclosed including a vial configured to hold a liquid sample and an inlet/outlet tube coupled to the vial. The inlet/outlet tube is constructed of a weldable polymer and has a filled configuration, a closed configuration, and a drained configuration.

Abstract: A spill-resistant beverage cup lid which includes a well for adding liquid or powder condiments to a hot beverage and which also serves as a drinking portal is described. The well includes a plurality of apertures in a side wall of the well allowing the condiments to mix with the beverage. In an alternative embodiment, the well further includes a removable flap.

Abstract: A spill-resistant beverage cup lid which includes a well for adding liquid or powder condiments to a hot beverage and which also serves as a drinking portal is described. The well includes a plurality of apertures in a side wall of the well allowing the condiments to mix with the beverage. In an alternative embodiment, the well further includes a removable flap.