-
H
-
Halogenated hydrocarbons can be found found in solvents, paint strippers and dry-cleaning products.
-
Hand-arm vibrations are mechanical vibrations in the frequency range between 8 Hz and 1,000 Hz which, when transmitted to the human hand-arm system, cause or may cause risks to the health and safety of employees.
…
-
Changes to the properties of water bodies which adversely affect the public interest, in particular the public water supply, or which do not comply with the requirements of the Water Resources Act (WHG).
…
-
Harbour Acceptance Test.
-
In accordance with Section 39 of the Ordinance on Installations for the Handling of Substances Hazardous to Water (AwSV), facilities must be classified by the operator into a hazard level, which depends on the…
-
A hazardous explosive atmosphere is a hazardous explosive mixture with air as the oxidising agent under atmospheric conditions (ambient temperature from -20 °C to +60 °C and pressure from 0.8 bar to 1.1 bar).
…
-
According to TRGS 720, a hazardous explosive mixture is a mixture present in such quantities that special protective measures are required to safeguard the health and safety of employees or other persons.
…
-
Measuring stations for hazardous substances are particularly suitable for assessing workplaces, provided they meet the detailed requirements of Annex 1 of TRGS 402 and DIN EN ISO/IEC 17025. This is the case for all…
-
A hazardous substance within the meaning of the Major Accidents Ordinance is a substance that is classified into a hazard category in accordance with Annex I of the Major Accidents Ordinance or is listed by name.
…
-
When handling hazardous substances in certain quantities, building regulations may impose requirements that go beyond those set out in general building regulations. We assess these requirements by providing expert…
-
Hazardous substances management comprises all organizational and technical measures designed to ensure the safe handling of hazardous substances within a facility. It covers the entire lifecycle of hazardous…
-
A systematic inventory of all hazardous substances or mixtures used, stored, or processed within a company, institution, or facility. The hazardous substances inventory is a key tool in hazardous substances…
-
A digital interface standard for the transmission of video and audio signals.
-
A technique for displaying a wider dynamic range in images and videos, enabling both brighter and darker parts of the image to be shown at the same time.
-
The actual or potential exposure to noise that is likely to cause temporary or, in the worst case, permanent hearing loss. Hazards may include prolonged exposure to excessive noise or short-term noise peaks.
…
-
Irreversible damage to hearing that can be caused by exposure to excessive noise. In cases of noise-induced hearing loss, the sensory cells in the cochlea of the inner ear are usually damaged to such an extent that…
-
Hearing protection is part of the employees' personal protective equipment (PPE). It is designed to reduce noise exposure directly at the ears. Typical types of hearing protection are moldable earplugs, pre-molded…
-
An aeroacoustic phenomenon. When fluid flows around heat exchanger tubes, periodic vortex shedding occurs. If the vortex shedding frequency is equal to an acoustic natural frequency of the duct, a clearly audible…
-
The effect of an odourant, which, for the purposes of this Directive, is assessed by ranking the intensity of the stimulus on a scale between the extremes of ‘extremely pleasant’ and ‘extremely unpleasant’ (VDI 3882…
-
See hedonic effect of odours.
-
In accordance with the TSI Noise, vehicles travelling at 250 km/h or faster.
-
In semiconductor production, hook-up support involves providing vibration engineering support during the installation of sensitive equipment and tools. This includes assessing the installation conditions, carrying…
-
Specialised measurement technology; a specially protected microphone that enables acoustic measurements to be carried out even in hot environments (particularly in hot exhaust systems).
-
A measuring instrument used to determine the flow velocity of liquids or gases. It works by placing a heated wire in the flow channel and measuring the rate at which the wire cools.
-
Analyses for biocides, PAHs, PCBs, plasticisers, flame retardants, heavy metals and fibres.
-
The hydraulic diameter of a measuring cross-section is the ratio of four times its area to its circumference.