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.
Popular Varieties. 1  French and English Thyme â Most popular of the culinary types. 2  Citrus Thymes â A diverse group of thyme that consists of plants with lemon, lime and orange fragrances. 3  Wooly Thyme â Low carpet of grey, wooly leaves and pale pink flowers.opular Varieties. 1  French and English Thyme â Most popular of the culinary types. 2  Citrus Thymes â A diverse group of thyme that consists of plants with lemon, lime and orange fragrances. 3  Wooly Thyme â Low carpet of grey, wooly leaves and pale pink flowers.