TECHNOLOGY FOCUS - BIOTECHNOLOGY - Preferred Microorganism: The 16S rDNA sequence fragment comprises SEQ ID No: 1. The microorganism is deposited at ATCC under accession no. PTA-9150. Preparation (claimed): Genetically engineering the microorganism above comprises transforming the microorganism with the use of one or more DNA-, RNA- or peptide nucleic acid (PNA)-based vehicles, such as plasmids, bacteriophages or viruses, optionally further comprises screening the transformed microorganism for increased hydrogen production rates and/or output. Preferred Method: In the method of producing molecular hydrogen (H2), the conditions comprise the presence of a metallosilicate, such as zeolite. The conditions comprise an aqueous environment containing gram amounts of added alkali phosphates, yeast extract, malt extract, and/or a protein hydrolysate extract, e.g. tryptone or peptone; or where the conditions comprise an aqueous environment containing milli- or microgram amounts of added inorganic salts, such as calcium, magnesium, manganese, iron, selenium, molybdenum, nickel and/or zinc, or their combination; or where the conditions comprise an aqueous environment containing defined amounts of redox-active compounds and/or compounds with either antioxidant or oxidant chemical characteristics, such as ascorbic acid, N-acetyl cysteine, methionine, cysteine, glutathione, and/or hydrogen peroxide. The conditions comprise a gas phase above an aqueous environment that is continuously flushed with defined amounts of a gas, such as the noble gas argon. A gas phase above the aqueous environment is flushed at defined time points with defined amounts of a gas, preferentially the noble gas argon. The conditions comprise an aqueous environment that is continuously bubbled with defined amounts of a gas, such as the noble gas argon. The conditions comprise an aqueous environment that is flushed at defined time points with defined amounts of a gas, such as the noble gas argon. The conditions comprise an environment maintained at a temperature below 45 degrees C; or where the conditions comprise an environment that is maintained at a constant pH of 4.5-7.5. The conditions comprise a continuously supplied liquid feedstock derived from monosaccharides, disaccharides, polysaccharides, alcoholic sugars, polyhydroxyalcohols, amino acids, fatty acids, and their combinations. The mono- and disaccharides are glucose, sucrose, maltose, cellobiose and/or other saccharides containing glucose units or their combination; or where the feedstock contains arabinose, xylose, galactose, rhamnose, sorbitol and/or mannitol or their combinations; or where the feedstock contains polyhydroxyalcohols, e.g. glycerol, monoacylglycerol and/or diacylglycerol or their combination. The conditions comprise generation of carbon dioxide which is chemically bound with the help of an alkali metal liquid matrix, such as sodium hydroxide (NaOH), and/or a solid matrix, such as soda lime. In the method of mutagenizing the microorganism above, the mutagen is UV or ionizing irradiation, a deaminating agent, an alkylating agent, sodium azide, an intercalating agent, or phage or transposon mediated mutagenesis. The deaminating agent is nitrous acid, the alkylating agent is methyl-N-nitrosoguanidine (MNNG) and the intercalating agent is ethidium bromide. In the method of increasing microbial hydrogen gas production, the rate and the amount of hydrogen gas production is increased. The hydrogen producing microorganism is Enterobacter sp. SGT06-1, Enterobacter aerogenes, Enterobacter cloacae, Citrobacter freundii, Clostridia sp., or Thermotogae sp.. The absorptive material is diatomaceous earth (SiO2), Celite 45, silica (SiO2), silicates (SiO4), mineral zeolites (aluminosilicates, olivine, feldspars, nepheline, vermiculite, or epidote), crystalline silicates, amorphous silicates, metal oxides, activated carbon (charcoal), cellulose, microcrystalline cellulose, crystalline cellulose, granular cellulose, or fibrous cellulose, and their combinations and derivatives. The method further comprises incubating the hydrogen producing microorganism in diverse purified or crude feedstock, where the feedstock is arabinose, glucose, cellobiose, maltose, mannitol, rhamnose, sucrose, or xylose, or their combination. The absorptive material is crude, semi- purified or purified silica (SiO2) or silicates (SiO4). The silicate is a ring-silicate, a chain silicate, a sheet silicate, or a framework silicate. The silica and silicates are in milli-, micro- or nanogranular solid or semi-solid form. The absorptive material is crude, semi- purified or purified activated carbon (charcoal). The activated carbon (charcoal) is in milli-, micro- or nanogranular solid or semi-solid form. The absorptive material is a crude, semi- purified or purified metal oxide, where the metal oxide is titanium oxide (TiO2), iron oxide (FeO, Fe2O3, Fe3O4), ilmenite (FeTiO3), titanite (CaTiSiO5), tin oxide (SnO or SnO2), cerium oxide (CeO2 or Ce2O3), zircon (ZrSiO4), or aluminum oxide (Al2O3). The metal oxides are in milli-, micro- or nanogranular solid or semi-solid form. The absorptive material is crude, semi-purified or purified cellulose or their derivatives. One of the cellulose derivatives is carboxymethyl-cellulose (CMC). The cellulose and their derivatives, are in milli-, micro- or nanogranular solid or semi-solid form. The absorptive material is integrated into a vessel in form of thin films, where the thin film is a silica, metal oxide, cellulose or cellulose derivative thin film, and where the thin film is coated to a glass or ceramic surface. In the method of collecting extraction and fermentation end- or by-products of a microorganism, the microorganism is a hydrogen producing microorganism. The fermentation end- or by-products are hydrogen gas (H2), acetate, lactate, succinate, formate, butanediol, or butanol. In the method of producing high amounts of microalgal biomass and oil, the cultivation medium contains 25-75% (v/v) of processed bacterial fermentation waste. The green microalga Chlorella used in the culture is Chlorella protothecoides UTEX strain #25. The processed bacterial fermentation waste derives from a fermentation reaction using a bacterium belonging to the enterobacteriaceae family, where the enterobacteria is the enterobacterium Enterobacter sp. SGT-T4 or SGT06-1. The fermentation reaction contains the enterobacterium Enterobacter sp. SGT-T4 and defined amounts of bio-diesel refinery waste. The fermentation reaction contains the enterobacterium Enterobacter sp. SGT-T4 and defined amounts of cellulosics- or starch-derived carbohydrates, preferentially but not exclusively glucose, cellobiose, cellotriose, cellotetraose, and/or maltose. The fermentation reaction contains the enterobacterium Enterobacter sp. SGT-T4 and defined amounts of hemicellulosics-derived carbohydrates, preferentially but not exclusively xylose, arabinose and/or galactose. The fermentation reaction contains defined amounts of a silicaceous material in macro-, micro- or nano-granular form. The fermentation reaction contains the enterobacterium Enterobacter sp. SGT06-1 and defined amounts of cellulosics-derived carbohydrates, preferentially but not exclusively glucose, cellobiose, cellotriose, and/or cellotetraose. The fermentation reaction contains the enterobacterium Enterobacter sp. SGT06-1 and defined amounts of hemicellulosics-derived carbohydrates, preferentially but not exclusively xylose, arabinose and/or galactose. The fermentation reaction contains defined amounts of one or more alga growth and oil production promoting compounds. The fermentation reaction contains a bacterium belonging to the enterobacteriaceae family and defined volumes of animal or human urine. The silicaceous material is diatomaceous earth, a natural zeolite or a synthetic zeolite. The silicaceous material is added to the fermentation reaction at a concentration of 1.5-4%. The alga growth and oil production promoting compound is biotin, or panthothenic acid, or folic acid, or riboflavin, or nicotinic acid, and/or their combinations. The microalgal culture medium is continuously aerated with a pure gas or a gas mixture, where the pure gas is carbon dioxide, and where the gas mixture contains carbon dioxide, oxygen, and nitrogen in defined concentrations. EXAMPLE - No suitable example given.