“The daily toll of COVID-19, as measured by new cases and the growing number of deaths, overlooks a shadowy set of casualties: the rising risk of mental health problems among health care professionals working on the frontlines of the pandemic.”https://doctordidyouwashyourhands.com/2021/06...
There are many knots worth knowing as a climber, but with these six essential climbing knots, hitches and bends, you can complete many of the most fundamental climbing tasks, like securing the rope to a harness, rappelling and building anchors: Figure 8 Knot (Rewoven Figure 8 Knot/Figure ...
To create randomly distorted knots, we compute a random normally distributed vector, δ, for each point in a polygonal representation of the vortex knot in question. We then smooth this vector with a Gaussian of width σ = 0.5r0 (measured along the path of original vortex line), remove the...
The loops of four knots of various materials were tightened using the unlocking technique under simulated bone friction coefficient conditions, and the loops were observed for complete fastening of the humeral specimens. The drag forces of knot sliding (DFKS) used for different materials and ...
Scientific testing has shown that trout have color vision, and has even measured how faint a color can be and still trigger a response from the fish. It is often said that we can’t know what a fish sees, but that’s also true of other humans. When I view the Stars and Stripes, ...
With easy-to-follow instructions, you’ll learn how to tie essential knots, incorporate beautiful seed beads, and finish your piece with a sliding clasp for an adjustable fit. This tutorial is designed to help you master the art of macramé jewelry, whether it’s for yourself or as a thoug...
A shirt collar band (the part of the collar that goes around your neck) can come in different sizes, measured from the fold down to the point. Taller collars can promote a sense of formality and class, whilst shorter collars are modern and chic. You will need to consider your neck ...
Wind measurement is composed of two complementary parameters: its speed (or force) and its direction. The units of measurement of wind used in the UK are km/h or m/s for its speed, and knots (1 knot = 1.852 km/h) which are mainly used by sailors and pilots. ...
Kiln-dried maple wood deemed free of knots, bark, and compromising defects is used under the upholstery. The show wood of the legs, arms, and back can also be maple, but sometimes mahogany, walnut, or fruitwoods are used for carved legs or moldings. ...
We realize that leaving "mold" in place even in on sealed surfaces is uncomfortable for people who have already some reason for feeling anxious about a building. Think of it like seeing a few small knots in a 2x4 wall stud. If the stud is able to perform its structural duty, few exper...