Safety lamp — A safety lamp is any of several types of lamp, which are designed to be safe to use in coal mines. These lamps are designed to operate in air that may contain coal dust, methane, or firedamp, all of which are potentially flammable or explosive… … Wikipedia
Whole Wheat Radio — (WWR) is a listener controlled, internet only webcast and wiki website based in Talkeetna, Alaska, centered around independent music aired 24 hours a day, that is financially and operationally maintained by an all volunteer community as a… … Wikipedia
Mining helmet — In the United States, red helmets are worn by new trainees A Mining helmet is a type of helmet worn for safety purposes by miners while in the process of underground mining, similar to a hard hat. They sometimes have an electric light affixed.… … Wikipedia
Opium — For other uses, see Opium (disambiguation). Opium Opium poppy fruit exuding latex from a cut Botanical Opium Source plant(s) Papaver somnifer … Wikipedia
Electricity on Shabbat in Jewish law — Jews who observe the Shabbat (Sabbath) have the practice of refraining from turning electricity on or off during Shabbat. In most cases they also abstain from making adjustments to the intensity of an electrical appliance as well. Authorities of… … Wikipedia
List of heraldic charges — This article does not cover those charges which derive their shape in part from that of the field; see Ordinary (heraldry). Subordinary chargesA few simple charges are traditionally, and arbitrarily, classified among the subordinaries. (All other … Wikipedia
List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have … Wikipedia
List of vegetable oils — Plant oils Olive oil Types Vegetable fats (list) Macerated (list) Uses … Wikipedia
List of inventors — This is a list of inventors. See also: List of scientists, Timeline of invention, List of inventions named after people, List of inventors killed by their own inventions, and . Alphabetical list compactTOC NOTOC A * Vitaly Mikhaylovich Abalakov,… … Wikipedia
Sacramental bread — Part of the series on Communion also known as The Eucharist , The Lord s Supper Divine Liturgy or Sacrament Theology Real Presence Transubstantiation Transignification Sacramental Union Memorialism Consubstantiation Impanation Consecra … Wikipedia