And determining flow. through a valve can be simple. Using the principles of flow calculations, some basic. formulas, and the effects of specific gravity and temperature, flow can be estimated well. enough to select a valve sizeâeasily, and without complicated calculations. Flow Calculation Principles. The principles of flow calculations are.
In general use, herbs are any plants used for food, flavoring, medicine, or perfume. Culinary use typically distinguishes herbs from spices.erbs can be perennials such as thyme or lavender, biennials such as parsley, or annuals like basil. Perennial herbs can be shrubs such as rosemary, Rosmarinus officinalis, or trees such as bay laurel, Laurus nobilis â this contrasts with botanical herbs, which by definition cannot be woody plants.
Rosemary has many uses in magic. Rosemary from oneâs garden can be used in magic, but it is also found as incense and an essential oil. The primary associations of rosemary are: healing, protection, purification, love, strength, memory, stress relief, and mental clarity. Rosemary is associated with the Sun and with the zodiac sign of Leo. Thyme has numerous magical properties. It is available as an essential oil, it can be burned as incense and the leaves can be made into poultices and teas. Thymeâs associations include: healing, love, psychic knowledge and purification.