Halva popularly made from sunflower seeds or peanuts. In Republic of Macedonia, ALVA (, "alva") refers to a sweet which comes in a few varieties. Alva made from tahini (sesame or sunflower) (Таан алва) is most used in Macedonia. Most popular is the alva from Negotino and Super Alva from Skopje. Alva from semolina (алва од гриз) is made only at home. Izmirska halva (Измирска алва) brought back from Izmir Turkey, of which large areas are populated by Macedonians, is a chocolate type of alva made from flour, cocoa, sugar and peanuts. This alva is also made at home. Alva is
Solder paste However, these pastes need a very clean assembly environment and may need an inert reflow environment. In using solder paste for circuit assemblies, one needs to test and understand the various rheological properties of a solder paste. Solder paste is typically used in a stencil-printing process, in which paste is deposited over a stainless steel or polyester mask to create the desired pattern on a printed circuit board. The paste may be dispensed pneumatically, by pin transfer (where a grid of pins is dipped in solder paste and then applied to the board), or by jet printing (where the paste