# Visualized Aroma Dyes John Crimaldi Uses Color and Lasers to Render Scents Fully Visible By M | Published 2016-06-17 | Tech Source: Trend Hunter, https://www.trendhunter.com/trends/aroma-dye References: [mentalfloss](http://mentalfloss.com/article/81752/scientists-are-developing-new-ways-see-smells) & [scientificamerican](http://www.scientificamerican.com/article/what-a-smell-looks-like/) Scientist John Crimaldi and his team of researchers have found a way to [render scents visible](https://www.trendhunter.com/trends/the-perfume-shop-holographic-technology) to the naked eye by utilizing aroma dyes, water and lasers to render the motion of the scent particles visible. The scientific breakthrough is revolutionary in that being able to both see and smell scents blurs [two of five human senses](https://www.trendhunter.com/trends/taste-in-virtual). The research team utilizes a specially engineered dye known as 'surrogate odor' that is filled into a tank of water. The scent is then injected into the tank along with the dye that clings to the aroma particles. Lasers are then used to illuminate the 'surrogate ordor' clinging to the scent and render it visible. The scent often looks like colored smoke or steam as it moves through the water. The technology can be used to help better understand how humans interact and [understand scent](https://www.trendhunter.com/trends/kaorium). ## Trend Insights (Trend Hunter) - Score: 1.8/10 - Popularity: 25% | Activity: 20% | Freshness: 8% - Audience gender: 50% men, 50% women - Primary generations: Millennial, Gen X - Top markets: North America ## Categories [Trend Hunter](https://www.trendhunter.com/trends) > [Tech](https://www.trendhunter.com/tech) > [Science](https://www.trendhunter.com/science) ## Key Themes ### Why This Trend Is Growing - **Visible Scents:** The technology of rendering scents visible could disrupt the fragrance industry by creating new ways of experiencing and marketing perfumes. - **Aroma Dyes:** The utilization of aroma dyes could revolutionize the packaging industry by creating new ways to create visual and olfactory branding experiences. - **Multi-sensory Perception:** Multi-sensory perception technologies like this one could disrupt the food and beverage industry by allowing for new ways to experience the taste, smell, and appearance of food and drink. ### Industries Being Reshaped - **Fragrance:** This technology could revolutionize the fragrance industry by creating new ways of experiencing and marketing perfumes. - **Packaging:** The utilization of aroma dyes could transform the packaging industry by creating new ways to create visual and olfactory branding experiences. - **Food and Beverage:** Multi-sensory perception technologies like this one could transform the food and beverage industry by allowing for new ways to experience the taste, smell, and appearance of food and drink. ## Related on Trend Hunter - [Multi-Sensory Fragrances](https://www.trendhunter.com/trends/bleu-nour.md) - [Smell-Oriented Virtual Masks](https://www.trendhunter.com/trends/city-university-of-hong-kong.md) - [AI-Powered Scent Molecules](https://www.trendhunter.com/trends/scent-molecules.md) - [Scent-Powered Photo Devices](https://www.trendhunter.com/trends/scent-stimulation-device.md) - [Laser-Enabled Color Discoveries](https://www.trendhunter.com/trends/color-olo.md) - [Digital Content-Connected Aromatics](https://www.trendhunter.com/trends/aroma-shooter.md) - [Multipurpose Scent-Releasing Wearables](https://www.trendhunter.com/trends/nosewise.md) - [Fluidless Scent-Releasing Facemasks](https://www.trendhunter.com/trends/smart-face-mask-1.md) - [Aromatic Memory Projection Systems](https://www.trendhunter.com/trends/scent-camera-memory-station.md)