View a presentation the Snohomish County Assessor's Office offers to representatives of taxing districts each year to help them learn about the levy process. The information provided can be useful to anyone wanting to learn more about this process.
A minimum of 240 hours of instruction in fields of study relating to bloodstain pattern analysis is required. This 240 hour requirement includes the aforementioned 40 hour basic bloodstain pattern analysis course. Additionally, completion of a 40 hour photography course is also required.
SERUM, PLASMA OR WHOLE BLOOD COLLECTION. Draw blood in the color-coded VacutainerÂ® tube indicated in the alphabetical test listing. For serum or plasma, draw approximately 2 1/2 times the requested volume. For serum, allow the blood to clot sixty minutes and separate by centrifugation. For plasma and whole blood, completely fill the Vacutainer whenever possible to eliminate dilution from the anticoagulant or preservative and immediately mix the blood by gently and thoroughly inverting the tube five to ten times.