Yes, the parallelogram objects have Order 2 rotational of symmetry. Parallelogram, is a type of quadrilateral having four sides, its opposite sides are equal and parallel to each other. A parallelogram provides a same view after its rotation.
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Some may be surprised to know that toothpaste does have a shelf life. The ADA now requires any toothpaste containing fluoride to carry an expiration date. Typically it is two years after the manufacture date. Now, while using expired toothpaste may not be as bad as say, drinking expired milk, it is probably best not to use it past the expiration date.