Crystal growth of potassium dichromate

Supersaturation is the driving force for all solution crystallization processes. We need to gain control over this process of crystallization and product quality by Carefully controlling the prevailing level of supersaturation during the process. In this experimentation I have tried to develop the crystals of potassium dichromate and tried to capture the entire process through…

The Drinking Water at Kalyan’s Railway Stations Is Undrinkable

I often used to sit for hours on railway station waiting for train and the most amazing thing which I saw on stations was never ending crowd. whatever is the time, many people are there at kalyan station waiting for trains. Quite often I used to see people drinking the waters available at water tanks…

Looking at growing crystals through Foldscope

Crystals are very unique in their properties, appearance, behavoiour Always wanted to see the growing crystals of compounds, Even though the entire view is so breathtaking at the macro level, I was very much keen in looking at this phenomenon at microscopic level. It was never so easy to look at the entire process and…

Changes in particle during dissolution

Dissolution of a material is a regular concepts which we all keep on reading from childhood, but what is fascinating is what kind of physical changes happens in a material during dissolution..

Looking at Oil-Water Emuslison

An attempt towards understanding difference between emulsion made by oil in water and water in oil Theoretically the emulsion in which oil is present as the dispersed phase and water as the dispersion medium (continuous phase) is called an oil-in-water emulsion. The emulsion in which water forms the dispersed phase, and the oil acts as the dispersion medium is called a water-in-oil…

Foldscope Outreach program at Mahatma phule vidyalaya, ghulewadi

Today We really understood the meaning of outreach program, while teaching 200 students in very remote place who might not otherwise have access to this phenomenal tool.  A key component of outreach is that the groups providing it are not stationary, but mobile; in other words, they are meeting those in need of outreach services at the locations where those in need…


SIDDHARTH VIDYALAYA SANGAMNER was established in 1965 and it is managed by the Pvt. Aided. It is located in the Urban area. It is located in SANGAMNER block of AHMADNAGAR districtof Maharashtra. The school consists of Grades from 5 to 10. The school is Co-educationaland it doesn’t have an attached pre-primary section. The school is…

Streptococcus pyogenes- Gram positive bacteria

Streptococcus pyogenes is a species of Gram-positive bacterium in the genus Streptococcus. These bacteria are aerotolerant and an extracellular bacterium, made up of non-motile and non-sporing cocci. It is clinically important for humans. It is an infrequent, but usually pathogenic, part of the skin microbiota.

Vibrio- Gram negative bacteria (rod-shaped)

Vibrio is a genus of Gram-negative bacteria, possessing a curved-rod shape, several species of which can cause foodborne infection, usually associated with eating undercooked seafood. Typically found in salt water, Vibrio species are facultative anaerobes that test positive for oxidase and do not form spores.

Candida albicans-species of yeast (single-celled fungus)

Candida albicans is an opportunistic pathogenic yeast that is a common member of the human gut flora. It does not proliferate outside the human body. It is detected in the gastrointestinal tract and mouth in 40–60% of healthy adults. It is usually a commensal organism, but it can become pathogenic in immunocompromised individuals under a...

Bacillus cereus- Gram positive rods

Bacillus cereus is a Gram-positive, rod-shaped, aerobic, facultatively anaerobic, motile, beta hemolytic bacterium commonly found in soil and food. Some strains are harmful to humans and cause foodborne illness, while other strains can be beneficial as probiotics for animals.

Pollen grain of Hibiscus flower

Hibiscus[is a genus of flowering plants in the mallow family, Malvaceae. The genus is quite large, comprising several hundred species that are native to warm temperate, subtropical and tropical regions throughout the world. Member species are renowned for their large, showy flowers and those species are commonly known simply as "hibiscus", or less widely known...

Petal of Orchidaceae flower

The Orchidaceae are a diverse and widespread family of flowering plants(Angiospermae), with blooms that are often colourful and fragrant, commonly known as the orchid family. Along with the Asteraceae, they are one of the two largest families of flowering plants.

Petal of Campsis radicans (Trumpet vine)

Campsis radicans (trumpet vine or trumpet creeper, also known in North America as cow itch vine or hummingbird vine[), is a species of flowering plant of the family Bignoniaceae.It is a vigorous, deciduous woody vine, notable for its showy trumpet-shaped flowers.

Petal of Callistephus chinensis

Callistephus is a monotypic genus of flowering plants in the aster family, Asteraceae, containing the single species Callistephus chinensis. Its common names include China aster and annual aster. It is native to China and Korea. and it is cultivated worldwide as an ornamental plant in cottage gardens and as a cut flower

Bacillus subtilis

Bacillus subtilis, known also as the hay bacillus or grass bacillus, is a Gram-positive, catalase-positive bacterium, found in soil and the gastrointestinal tract of ruminants and humans. A member of the genus Bacillus, B. subtilis is rod-shaped, and can form a tough, protective endospore, allowing it to tolerate extreme environmental conditions.

Aspergillus niger- Fungal hyphae

Aspergillus niger are filamentous fungi, which means that they tend to form filaments (hyphae) and thus resemble the structure of a plant. When viewed under the microscope, A. niger consists of a smooth and colorless conidiophores and spore

Aspergillus niger- lysis of fungal spore

Aspergillus niger is a fungus and one of the most common species of the genus Aspergillus. It causes a disease called "black mold" on certain fruits and vegetables such as grapes, apricots, onions, and peanuts, and is a common contaminant of food.

Students coming to NFB to learn foldscope

Few students approached for learning Foldscope they got to know about the tool from the internet and when they heard that we teach the assembly and usage of the same they came all the way to our lab just to learn the tool.