Chief Technology Officer at Smart Fog
Author
Ido Goldstein is a technology innovator with deep expertise in humidity engineering, climate control, and non-wetting fog systems. He has spent years advancing energy-efficient and water-smart solutions that help industries like cleanrooms, data centers, wineries, and greenhouses maintain precise environmental control.
Passionate about technology with real-world impact, Ido also supports sustainable agriculture initiatives and nonprofit innovation. Through this blog, he shares practical insights on HVAC advancements, indoor air quality, and the science behind high-performing environments.
Commercial humidifiers cause mold only when they wet surfaces or push relative humidity above 60%. This guide explains the two failure mechanisms and how system design prevents both in industrial and commercial facilities.
Humidity controls paper stability, ink behavior, and static charge accumulation in printing environments. This article explains how specific RH levels drive each major print failure mode and why the 45 to 55% RH target is the industry standard for consistent output.
Low or fluctuating humidity causes specific, measurable failures in commercial bakeries, from crust cracking and proofing inconsistency to icing breakdown. This guide covers the RH targets that matter at each production stage and what happens when those targets are missed.
Humidity in cold storage rooms must be matched to the specific commodity being stored. This guide covers recommended RH targets by produce category, what suboptimal humidity costs per day in product weight and how precision humidification systems maintain those targets.
PCB assembly requires 35 to 55% RH to prevent solder defects, ESD events, and moisture-related package failures. This guide maps the humidity requirements for each stage of production, from paste printing to reflow, and explains what IPC and J-STD standards mandate.
Evaporative cooling can drop facility temperatures by up to 20 to 30°F, but only under the right conditions. This guide explains the adiabatic cooling principle, how wet-bulb temperature controls your real-world result, and how to assess what drop your facility can actually achieve.
The heat stress index chart identifies four danger zones, but reading the chart is only the first step. This guide translates each zone into the specific worker safety actions, work/rest ratios, and OSHA thresholds that EHS professionals need to act on.
Heat index, WBGT, and wet bulb temperature each measure heat differently and carry different weight in OSHA’s heat illness prevention guidance. This article explains the differences, when they diverge, and which metric applies to workplace compliance.
Absolute humidity measures the mass of water vapor per cubic meter of air. This guide explains the calculation formula, walks through a worked numerical example from RH and temperature inputs, and clarifies how g/m³ differs from other humidity units.
Enthalpy of moist air is the total heat content of a dry air and water vapor mixture, expressed per unit mass of dry air. This guide presents the full formula, shows how to derive the humidity ratio from measurable conditions, and walks through a complete numerical example in both SI and Imperial units.
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