The number of words that can be written from a 62.5 ml ink bottle greatly depends on various factors including the type of pen used, the writing style, and the thickness of lines. Fountain pens are traditionally more economical with ink compared to dip pens. On average, a 1 ml of ink could write between 400-600 words. Therefore, a 62.5 ml ink bottle could potentially write approximately 25,000 to 37,500 words. This is a rough estimation as actual results will vary based on the specifics mentioned above. Using a fine nib or employing a lighter writing style can increase this number, while a broader nib or heavier writing style will decrease it.

Cellulose works well as a structural material due to its unique molecular structure. It's a complex carbohydrate or polysaccharide consisting of hundreds to thousands of glucose units linked together in long chains. These chains form strong hydrogen bonds with each other, creating a rigid structure. This makes cellulose exceptionally resistant to tensile stress, which is crucial for the structural integrity of plants. Additionally, cellulose is relatively chemically inert and not easily broken down by water or microbial action, further contributing to its durability and suitability as a structural component in the cell walls of plants. Its ability to provide strength and support while being a renewable and biodegradable resource also makes cellulose an attractive material for various industrial applications.

Microcrystalline Cellulose (MCC) is widely used as a pharmaceutical excipient, in food production as an anti-caking agent, and in various industrial applications. You can purchase MCC from suppliers specializing in raw chemical materials or pharmaceutical excipients online. Websites like Alibaba, Sigma-Aldrich, and Thomas Scientific cater to bulk and laboratory-scale needs. For smaller quantities, health supplement and compounding pharmacy supply stores can be suitable options. When buying, ensure the product meets the required purity and grade specifications for your specific use case. Additionally, verifying supplier credibility and product certifications is crucial for ensuring safety and compliance with regulatory standards.