Abstract: A multi-purpose convertible device interchangeably convertible from a shovel mode to an anchor mode, wherein, when in the shovel mode, the convertible device removes earthen material to form an opening, and when in the anchor mode, the earthen material is positioned on a portion of the convertible device to weigh down the convertible device such that the convertible device resists displacement by typically encountered environmental conditions.

Abstract: Plastics material packaging includes a receptacle having a bottom and a sidewall which present an annular rim around its edge remote from the bottom, said rim providing an area for sealing a closure membrane, and the packaging further includes a cover applied to the receptacle over said membrane which it encloses. The cover is secured to the receptacle by a permanent connection that can be disconnected when the packaging is opened only by being broken, which connection is advantageously constituted by a discrete number of breakable tampering indicators. The invention also provides a method of manufacturing such packaging for long-term storage of food.