1 Porcelain veneers are not made at chairside. 2  Porcelain veneers are fabricated in a dental laboratory and therefore require at least two visits. 3  Composite resin veneers are accomplished in one visit.he major disadvantages of porcelain veneers over composite resin include the following: 1  Porcelain veneers are not made at chairside. 2  Porcelain veneers are more expensive than composite veneers. 3  Porcelain veneers cannot be repaired.
Identification. Common or English thyme (Thymus vulgaris), as the name suggests, is most commonly used as an edible herb. It thrives in U.S. Department of Agriculture plant hardiness zones 5 through 9, and generally grows to between 6 and 12 inches tall.dentification. Common or English thyme (Thymus vulgaris), as the name suggests, is most commonly used as an edible herb. It thrives in U.S. Department of Agriculture plant hardiness zones 5 through 9, and generally grows to between 6 and 12 inches tall.
The thin leaves of rosemary plants are edible. Common rosemary (Rosmarinus officinalis) is desirable for its beautiful spring blooms, hardy nature and versatility. Rosemary has been hybridized to produce a number of cultivars. Because common rosemary is edible, all varieties are edible, but they do slightly vary in flavor, and in their growth habits. Rosemary plants grow as perennials in U.S. Department of Agriculture plant hardiness zones 7 through 10.